diff --git a/misc/ReactNativeTestApp/libs/.gitignore b/misc/ReactNativeTestApp/libs/.gitignore
new file mode 100644
index 000000000..a6c7c2852
--- /dev/null
+++ b/misc/ReactNativeTestApp/libs/.gitignore
@@ -0,0 +1 @@
+*.js
diff --git a/misc/admin/lib/cmds/update-hashes.js b/misc/admin/lib/cmds/update-hashes.js
index e94c3d26d..f7fa84560 100644
--- a/misc/admin/lib/cmds/update-hashes.js
+++ b/misc/admin/lib/cmds/update-hashes.js
@@ -9,7 +9,7 @@ var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, ge
     });
 };
 Object.defineProperty(exports, "__esModule", { value: true });
-const git_1 = require("../git");
+//import { getGitTag } from "../git";
 const local_1 = require("../local");
 const log_1 = require("../log");
 const path_1 = require("../path");
@@ -20,9 +20,9 @@ const path_1 = require("../path");
         for (let i = 0; i < path_1.dirnames.length; i++) {
             progress(i / path_1.dirnames.length);
             const dirname = path_1.dirnames[i];
-            const gitHead = yield git_1.getGitTag(path_1.resolve("packages", dirname));
+            //const gitHead = await getGitTag(resolve("packages", dirname));
             const tarballHash = local_1.computeTarballHash(dirname);
-            local_1.updateJson(path_1.getPackageJsonPath(dirname), { gitHead, tarballHash }, true);
+            local_1.updateJson(path_1.getPackageJsonPath(dirname), { tarballHash }, true);
         }
         progress(1);
     });
diff --git a/misc/admin/src.ts/cmds/update-hashes.ts b/misc/admin/src.ts/cmds/update-hashes.ts
index 57210dcdc..b2f717721 100644
--- a/misc/admin/src.ts/cmds/update-hashes.ts
+++ b/misc/admin/src.ts/cmds/update-hashes.ts
@@ -1,7 +1,7 @@
-import { getGitTag } from "../git";
+//import { getGitTag } from "../git";
 import { computeTarballHash, updateJson } from "../local";
 import { colorify, getProgressBar } from "../log";
-import { dirnames, getPackageJsonPath, resolve } from "../path";
+import { dirnames, getPackageJsonPath } from "../path";
 
 (async function() {
     const progress = getProgressBar(colorify.bold("Updating package.json hashes"));
@@ -12,10 +12,10 @@ import { dirnames, getPackageJsonPath, resolve } from "../path";
 
         const dirname = dirnames[i];
 
-        const gitHead = await getGitTag(resolve("packages", dirname));
+        //const gitHead = await getGitTag(resolve("packages", dirname));
         const tarballHash = computeTarballHash(dirname);
 
-        updateJson(getPackageJsonPath(dirname), { gitHead, tarballHash }, true);
+        updateJson(getPackageJsonPath(dirname), { tarballHash }, true);
     }
 
     progress(1);
diff --git a/packages/abi/package.json b/packages/abi/package.json
index 94402e264..5cb48d781 100644
--- a/packages/abi/package.json
+++ b/packages/abi/package.json
@@ -13,7 +13,6 @@
   },
   "description": "Utilities and Classes for parsing, formatting and managing Ethereum ABIs.",
   "ethereum": "donations.ethers.eth",
-  "gitHead": "261eb04e97cdc1ff11e4716e9c7f421d681aceb1",
   "keywords": [
     "Ethereum",
     "ethers"
diff --git a/packages/abstract-provider/package.json b/packages/abstract-provider/package.json
index c4c726de4..47006ae07 100644
--- a/packages/abstract-provider/package.json
+++ b/packages/abstract-provider/package.json
@@ -11,7 +11,6 @@
   },
   "description": "An Abstract Class for describing an Ethereum Provider for ethers.",
   "ethereum": "donations.ethers.eth",
-  "gitHead": "261eb04e97cdc1ff11e4716e9c7f421d681aceb1",
   "keywords": [
     "Ethereum",
     "ethers"
diff --git a/packages/abstract-signer/package.json b/packages/abstract-signer/package.json
index 273b20585..8f54143eb 100644
--- a/packages/abstract-signer/package.json
+++ b/packages/abstract-signer/package.json
@@ -9,7 +9,6 @@
   },
   "description": "An Abstract Class for desribing an Ethereum Signer for ethers.",
   "ethereum": "donations.ethers.eth",
-  "gitHead": "261eb04e97cdc1ff11e4716e9c7f421d681aceb1",
   "keywords": [
     "Ethereum",
     "ethers"
diff --git a/packages/address/package.json b/packages/address/package.json
index 7a73f1a79..b0c9eb5c6 100644
--- a/packages/address/package.json
+++ b/packages/address/package.json
@@ -10,7 +10,6 @@
   },
   "description": "Utilities for handling Ethereum Addresses for ethers.",
   "ethereum": "donations.ethers.eth",
-  "gitHead": "261eb04e97cdc1ff11e4716e9c7f421d681aceb1",
   "keywords": [
     "Ethereum",
     "ethers"
diff --git a/packages/asm/package.json b/packages/asm/package.json
index 963601d28..29282de57 100644
--- a/packages/asm/package.json
+++ b/packages/asm/package.json
@@ -5,7 +5,6 @@
   },
   "description": "ASM libraries and tools for the Ethereum EVM.",
   "ethereum": "donations.ethers.eth",
-  "gitHead": "261eb04e97cdc1ff11e4716e9c7f421d681aceb1",
   "keywords": [
     "Ethereum",
     "asm",
diff --git a/packages/base64/package.json b/packages/base64/package.json
index 1dcbf688e..3687a3ba6 100644
--- a/packages/base64/package.json
+++ b/packages/base64/package.json
@@ -8,7 +8,6 @@
   },
   "description": "Base64 coder.",
   "ethereum": "donations.ethers.eth",
-  "gitHead": "261eb04e97cdc1ff11e4716e9c7f421d681aceb1",
   "keywords": [
     "Ethereum",
     "ethers"
diff --git a/packages/basex/package.json b/packages/basex/package.json
index dfaf0628e..ea5bdb3bd 100644
--- a/packages/basex/package.json
+++ b/packages/basex/package.json
@@ -6,7 +6,6 @@
   },
   "description": "Base-X without Buffer.",
   "ethereum": "donations.ethers.eth",
-  "gitHead": "261eb04e97cdc1ff11e4716e9c7f421d681aceb1",
   "keywords": [
     "Ethereum",
     "ethers"
diff --git a/packages/bignumber/package.json b/packages/bignumber/package.json
index 6db2887f6..b1e6d78fb 100644
--- a/packages/bignumber/package.json
+++ b/packages/bignumber/package.json
@@ -7,7 +7,6 @@
   },
   "description": "BigNumber library used in ethers.js.",
   "ethereum": "donations.ethers.eth",
-  "gitHead": "261eb04e97cdc1ff11e4716e9c7f421d681aceb1",
   "keywords": [
     "Ethereum",
     "bignumber",
diff --git a/packages/bytes/package.json b/packages/bytes/package.json
index 518f9fbd6..2d829be79 100644
--- a/packages/bytes/package.json
+++ b/packages/bytes/package.json
@@ -5,7 +5,6 @@
   },
   "description": "Bytes utility functions for ethers.",
   "ethereum": "donations.ethers.eth",
-  "gitHead": "261eb04e97cdc1ff11e4716e9c7f421d681aceb1",
   "keywords": [
     "Ethereum",
     "ethers"
diff --git a/packages/cli/lib.esm/solc.js b/packages/cli/lib.esm/solc.js
index 80bd22b84..daac8695c 100644
--- a/packages/cli/lib.esm/solc.js
+++ b/packages/cli/lib.esm/solc.js
@@ -47,8 +47,8 @@ function _compile(_solc, source, options) {
         throw new Error("unknown version");
     }
     const version = parseFloat(ver[2] + "." + ver[3]);
-    //if (version < 4.11 || version >= 7) {
-    if (version < 5.0 || version >= 7.0) {
+    //if (version < 4.11 || version >= 8) {
+    if (version < 5.0 || version >= 8.0) {
         throw new Error(`unsupported version: ${ver[1]}.${ver[2]}.${ver[3]}`);
     }
     options = populateOptions(options);
diff --git a/packages/cli/lib/solc.js b/packages/cli/lib/solc.js
index fbf96b069..c0a021a3f 100644
--- a/packages/cli/lib/solc.js
+++ b/packages/cli/lib/solc.js
@@ -51,8 +51,8 @@ function _compile(_solc, source, options) {
         throw new Error("unknown version");
     }
     var version = parseFloat(ver[2] + "." + ver[3]);
-    //if (version < 4.11 || version >= 7) {
-    if (version < 5.0 || version >= 7.0) {
+    //if (version < 4.11 || version >= 8) {
+    if (version < 5.0 || version >= 8.0) {
         throw new Error("unsupported version: " + ver[1] + "." + ver[2] + "." + ver[3]);
     }
     options = populateOptions(options);
diff --git a/packages/cli/package.json b/packages/cli/package.json
index 2c4d45a47..40182bc9b 100644
--- a/packages/cli/package.json
+++ b/packages/cli/package.json
@@ -19,7 +19,6 @@
   },
   "description": "Command-Line Interface scripts and releated utilities.",
   "ethereum": "donations.ethers.eth",
-  "gitHead": "261eb04e97cdc1ff11e4716e9c7f421d681aceb1",
   "keywords": [
     "Ethereum",
     "ethers",
@@ -39,7 +38,7 @@
   "scripts": {
     "test": "exit 1"
   },
-  "tarballHash": "0xad49d7dce8e8e73a60406dcdfcc2ec6038de876663cf508f929feed975c29f3b",
+  "tarballHash": "0xe7e54bdcfdf154ef9e94945a34f84b41c2aca0cf642479c4da9457f5b20e73f5",
   "types": "./lib/index.d.ts",
   "version": "5.0.5"
 }
diff --git a/packages/constants/package.json b/packages/constants/package.json
index dfa463b8c..b7e4ba5c3 100644
--- a/packages/constants/package.json
+++ b/packages/constants/package.json
@@ -5,7 +5,6 @@
   },
   "description": "Common Ethereum constants used for ethers.",
   "ethereum": "donations.ethers.eth",
-  "gitHead": "261eb04e97cdc1ff11e4716e9c7f421d681aceb1",
   "keywords": [
     "Ethereum",
     "ethers"
diff --git a/packages/contracts/package.json b/packages/contracts/package.json
index 4bcb845bd..5c03d43b4 100644
--- a/packages/contracts/package.json
+++ b/packages/contracts/package.json
@@ -13,7 +13,6 @@
   },
   "description": "Contract abstraction meta-class for ethers.",
   "ethereum": "donations.ethers.eth",
-  "gitHead": "261eb04e97cdc1ff11e4716e9c7f421d681aceb1",
   "keywords": [
     "Ethereum",
     "ethers"
diff --git a/packages/ethers/package.json b/packages/ethers/package.json
index 663573631..283b58d87 100644
--- a/packages/ethers/package.json
+++ b/packages/ethers/package.json
@@ -35,7 +35,6 @@
   },
   "description": "Umbrella package for most common Ethers libraries.",
   "ethereum": "donations.ethers.eth",
-  "gitHead": "261eb04e97cdc1ff11e4716e9c7f421d681aceb1",
   "keywords": [
     "Ethereum",
     "ethers"
diff --git a/packages/experimental/package.json b/packages/experimental/package.json
index 40a2bfbfa..a53d47342 100644
--- a/packages/experimental/package.json
+++ b/packages/experimental/package.json
@@ -7,7 +7,6 @@
   },
   "description": "Experimental libraries for ethers. These should not be considered stable.",
   "ethereum": "donations.ethers.eth",
-  "gitHead": "261eb04e97cdc1ff11e4716e9c7f421d681aceb1",
   "keywords": [
     "Ethereum",
     "ethers"
diff --git a/packages/hardware-wallets/package.json b/packages/hardware-wallets/package.json
index c47d28a00..33c56e32c 100644
--- a/packages/hardware-wallets/package.json
+++ b/packages/hardware-wallets/package.json
@@ -20,7 +20,6 @@
   },
   "description": "Hardware Wallet support for ethers.",
   "ethereum": "donations.ethers.eth",
-  "gitHead": "261eb04e97cdc1ff11e4716e9c7f421d681aceb1",
   "keywords": [
     "Ethereum",
     "ethers",
diff --git a/packages/hash/package.json b/packages/hash/package.json
index 39e82b4c4..c4ab4908a 100644
--- a/packages/hash/package.json
+++ b/packages/hash/package.json
@@ -8,7 +8,6 @@
   },
   "description": "Hash utility functions for Ethereum.",
   "ethereum": "donations.ethers.eth",
-  "gitHead": "261eb04e97cdc1ff11e4716e9c7f421d681aceb1",
   "keywords": [
     "Ethereum",
     "ethers"
diff --git a/packages/hdnode/package.json b/packages/hdnode/package.json
index ddff47580..1185b3cb5 100644
--- a/packages/hdnode/package.json
+++ b/packages/hdnode/package.json
@@ -16,7 +16,6 @@
   },
   "description": "BIP32 Hierarchal Deterministic Node operations.",
   "ethereum": "donations.ethers.eth",
-  "gitHead": "261eb04e97cdc1ff11e4716e9c7f421d681aceb1",
   "keywords": [
     "Ethereum",
     "ethers"
diff --git a/packages/json-wallets/package.json b/packages/json-wallets/package.json
index b62756f11..c8e6b737c 100644
--- a/packages/json-wallets/package.json
+++ b/packages/json-wallets/package.json
@@ -17,7 +17,6 @@
   },
   "description": "Wallet management utilities for KeyStore and Crowdsale JSON wallets.",
   "ethereum": "donations.ethers.eth",
-  "gitHead": "261eb04e97cdc1ff11e4716e9c7f421d681aceb1",
   "keywords": [
     "Ethereum",
     "ethers"
diff --git a/packages/keccak256/package.json b/packages/keccak256/package.json
index 8339014a1..7f0e931ff 100644
--- a/packages/keccak256/package.json
+++ b/packages/keccak256/package.json
@@ -6,7 +6,6 @@
   },
   "description": "The keccak256 hash function for ethers.",
   "ethereum": "donations.ethers.eth",
-  "gitHead": "261eb04e97cdc1ff11e4716e9c7f421d681aceb1",
   "keywords": [
     "Ethereum",
     "ethers"
diff --git a/packages/logger/package.json b/packages/logger/package.json
index c8b989a8a..6a33db120 100644
--- a/packages/logger/package.json
+++ b/packages/logger/package.json
@@ -2,7 +2,6 @@
   "author": "Richard Moore <me@ricmoo.com>",
   "description": "Logger utility functions for ethers.",
   "ethereum": "donations.ethers.eth",
-  "gitHead": "261eb04e97cdc1ff11e4716e9c7f421d681aceb1",
   "keywords": [
     "Ethereum",
     "ethers"
diff --git a/packages/networks/package.json b/packages/networks/package.json
index 0a7d5944e..83bfc9123 100644
--- a/packages/networks/package.json
+++ b/packages/networks/package.json
@@ -5,7 +5,6 @@
   },
   "description": "Network definitions for ethers.",
   "ethereum": "donations.ethers.eth",
-  "gitHead": "261eb04e97cdc1ff11e4716e9c7f421d681aceb1",
   "keywords": [
     "Ethereum",
     "ethers"
diff --git a/packages/pbkdf2/package.json b/packages/pbkdf2/package.json
index 337e4d519..606c33858 100644
--- a/packages/pbkdf2/package.json
+++ b/packages/pbkdf2/package.json
@@ -9,7 +9,6 @@
   },
   "description": "The PBKDF2 password-pbased key derivation function for ethers.",
   "ethereum": "donations.ethers.eth",
-  "gitHead": "261eb04e97cdc1ff11e4716e9c7f421d681aceb1",
   "keywords": [
     "Ethereum",
     "ethers",
diff --git a/packages/properties/package.json b/packages/properties/package.json
index a702046b5..ff7d978c0 100644
--- a/packages/properties/package.json
+++ b/packages/properties/package.json
@@ -5,7 +5,6 @@
   },
   "description": "Properties utility functions for ethers.",
   "ethereum": "donations.ethers.eth",
-  "gitHead": "261eb04e97cdc1ff11e4716e9c7f421d681aceb1",
   "keywords": [
     "Ethereum",
     "ethers"
diff --git a/packages/providers/package.json b/packages/providers/package.json
index 9957b68c2..375f00fd2 100644
--- a/packages/providers/package.json
+++ b/packages/providers/package.json
@@ -38,7 +38,6 @@
   },
   "description": "Ethereum Providers for ethers.",
   "ethereum": "donations.ethers.eth",
-  "gitHead": "261eb04e97cdc1ff11e4716e9c7f421d681aceb1",
   "keywords": [
     "Ethereum",
     "ethers"
diff --git a/packages/random/package.json b/packages/random/package.json
index 2edd421d0..4ee57c88c 100644
--- a/packages/random/package.json
+++ b/packages/random/package.json
@@ -9,7 +9,6 @@
   },
   "description": "Random utility functions for ethers.",
   "ethereum": "donations.ethers.eth",
-  "gitHead": "261eb04e97cdc1ff11e4716e9c7f421d681aceb1",
   "keywords": [
     "Ethereum",
     "ethers",
diff --git a/packages/rlp/package.json b/packages/rlp/package.json
index 3d1b8403a..1b422d6e5 100644
--- a/packages/rlp/package.json
+++ b/packages/rlp/package.json
@@ -6,7 +6,6 @@
   },
   "description": "Recursive-Length Prefix (RLP) coder.",
   "ethereum": "donations.ethers.eth",
-  "gitHead": "261eb04e97cdc1ff11e4716e9c7f421d681aceb1",
   "keywords": [
     "Ethereum",
     "ethers",
diff --git a/packages/sha2/package.json b/packages/sha2/package.json
index 3b6d3d412..3318332f2 100644
--- a/packages/sha2/package.json
+++ b/packages/sha2/package.json
@@ -10,7 +10,6 @@
   },
   "description": "The SHA2 family hash functions and HMAC functions for ethers.",
   "ethereum": "donations.ethers.eth",
-  "gitHead": "261eb04e97cdc1ff11e4716e9c7f421d681aceb1",
   "keywords": [
     "Ethereum",
     "ethers"
diff --git a/packages/shims/package.json b/packages/shims/package.json
index 4226325cf..df77afc55 100644
--- a/packages/shims/package.json
+++ b/packages/shims/package.json
@@ -4,7 +4,6 @@
   "browser": "./dist/index.min.js",
   "description": "Shims required for ethers in constrained environments.",
   "ethereum": "donations.ethers.eth",
-  "gitHead": "261eb04e97cdc1ff11e4716e9c7f421d681aceb1",
   "keywords": [
     "Ethereum",
     "ethers"
diff --git a/packages/signing-key/package.json b/packages/signing-key/package.json
index e0158cfa7..3662d0219 100644
--- a/packages/signing-key/package.json
+++ b/packages/signing-key/package.json
@@ -8,7 +8,6 @@
   },
   "description": "Elliptic curve library functions for the secp256k1 curve.",
   "ethereum": "donations.ethers.eth",
-  "gitHead": "261eb04e97cdc1ff11e4716e9c7f421d681aceb1",
   "keywords": [
     "Ethereum",
     "ethers"
diff --git a/packages/solidity/package.json b/packages/solidity/package.json
index 433ab63bd..a9378b66a 100644
--- a/packages/solidity/package.json
+++ b/packages/solidity/package.json
@@ -9,7 +9,6 @@
   },
   "description": "Solidity coder for non-standard (tight) packing.",
   "ethereum": "donations.ethers.eth",
-  "gitHead": "261eb04e97cdc1ff11e4716e9c7f421d681aceb1",
   "keywords": [
     "Ethereum",
     "ethers"
diff --git a/packages/strings/package.json b/packages/strings/package.json
index 5a6c32735..bce608270 100644
--- a/packages/strings/package.json
+++ b/packages/strings/package.json
@@ -7,7 +7,6 @@
   },
   "description": "String utility functions.",
   "ethereum": "donations.ethers.eth",
-  "gitHead": "261eb04e97cdc1ff11e4716e9c7f421d681aceb1",
   "keywords": [
     "Ethereum",
     "ethers",
diff --git a/packages/testcases/package.json b/packages/testcases/package.json
index c9499719c..4e0d36566 100644
--- a/packages/testcases/package.json
+++ b/packages/testcases/package.json
@@ -22,7 +22,6 @@
   },
   "description": "Testcases for Ethereum and scripts to generate testcases.",
   "ethereum": "donations.ethers.eth",
-  "gitHead": "261eb04e97cdc1ff11e4716e9c7f421d681aceb1",
   "keywords": [
     "Ethereum",
     "ethers"
diff --git a/packages/tests/lib.esm/test-solc.js b/packages/tests/lib.esm/test-solc.js
index fbd5ec7f3..8868c1bb6 100644
--- a/packages/tests/lib.esm/test-solc.js
+++ b/packages/tests/lib.esm/test-solc.js
@@ -8,12 +8,18 @@ describe('Test solc', function () {
         this.timeout(1200000);
         const filename = resolve(__dirname, '../contracts/test-solc/consumer.sol');
         const source = fs.readFileSync(filename).toString();
-        const code = solc.compile(source, { filename, optimize: true })
-            .filter(((contract) => contract.name === 'Consumer'))[0];
-        const { bytecode, interface: iface } = code;
-        assert(bytecode.length > 2, 'The bytecode should should have a length');
-        assert(bytecode.startsWith('0x'), 'The bytecode should start with 0x');
-        assert(iface.functions['f()'], 'The interface should have function f()');
+        try {
+            const code = solc.compile(source, { filename, optimize: true })
+                .filter(((contract) => contract.name === 'Consumer'))[0];
+            const { bytecode, interface: iface } = code;
+            assert(bytecode.length > 2, 'The bytecode should should have a length');
+            assert(bytecode.startsWith('0x'), 'The bytecode should start with 0x');
+            assert(iface.functions['f()'], 'The interface should have function f()');
+        }
+        catch (error) {
+            console.log(error);
+            throw error;
+        }
     });
 });
 //# sourceMappingURL=test-solc.js.map
\ No newline at end of file
diff --git a/packages/tests/lib.esm/test-solc.js.map b/packages/tests/lib.esm/test-solc.js.map
index a3fc93007..6ddc0a05c 100644
--- a/packages/tests/lib.esm/test-solc.js.map
+++ b/packages/tests/lib.esm/test-solc.js.map
@@ -1 +1 @@
-{"version":3,"file":"test-solc.js","sourceRoot":"","sources":["../src.ts/test-solc.ts"],"names":[],"mappings":"AAAA,YAAY,CAAC;AAEb,OAAO,MAAM,MAAM,QAAQ,CAAC;AAC5B,OAAO,EAAE,OAAO,EAAE,MAAM,MAAM,CAAC;AAC/B,OAAO,EAAE,MAAM,IAAI,CAAC;AACpB,OAAO,EAAE,IAAI,EAAE,MAAM,oBAAoB,CAAC;AAE1C,QAAQ,CAAC,WAAW,EAAE;IAElB,EAAE,CAAC,0CAA0C,EAAE;QAC3C,IAAI,CAAC,OAAO,CAAC,OAAO,CAAC,CAAC;QACtB,MAAM,QAAQ,GAAG,OAAO,CAAC,SAAS,EAAE,qCAAqC,CAAC,CAAC;QAC3E,MAAM,MAAM,GAAG,EAAE,CAAC,YAAY,CAAC,QAAQ,CAAC,CAAC,QAAQ,EAAE,CAAC;QACpD,MAAM,IAAI,GAAG,IAAI,CAAC,OAAO,CAAC,MAAM,EAAE,EAAE,QAAQ,EAAE,QAAQ,EAAE,IAAI,EAAE,CAAC;aAC1D,MAAM,CAAC,CAAC,CAAC,QAAa,EAAE,EAAE,CAAC,QAAQ,CAAC,IAAI,KAAK,UAAU,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC;QAClE,MAAM,EAAE,QAAQ,EAAE,SAAS,EAAE,KAAK,EAAE,GAAG,IAAI,CAAC;QAC5C,MAAM,CAAC,QAAQ,CAAC,MAAM,GAAG,CAAC,EAAE,0CAA0C,CAAC,CAAC;QACxE,MAAM,CAAC,QAAQ,CAAC,UAAU,CAAC,IAAI,CAAC,EAAE,mCAAmC,CAAC,CAAC;QACvE,MAAM,CAAC,KAAK,CAAC,SAAS,CAAC,KAAK,CAAC,EAAE,wCAAwC,CAAC,CAAC;IAC7E,CAAC,CAAC,CAAC;AAEP,CAAC,CAAC,CAAC"}
\ No newline at end of file
+{"version":3,"file":"test-solc.js","sourceRoot":"","sources":["../src.ts/test-solc.ts"],"names":[],"mappings":"AAAA,YAAY,CAAC;AAEb,OAAO,MAAM,MAAM,QAAQ,CAAC;AAC5B,OAAO,EAAE,OAAO,EAAE,MAAM,MAAM,CAAC;AAC/B,OAAO,EAAE,MAAM,IAAI,CAAC;AACpB,OAAO,EAAE,IAAI,EAAE,MAAM,oBAAoB,CAAC;AAE1C,QAAQ,CAAC,WAAW,EAAE;IAElB,EAAE,CAAC,0CAA0C,EAAE;QAC3C,IAAI,CAAC,OAAO,CAAC,OAAO,CAAC,CAAC;QACtB,MAAM,QAAQ,GAAG,OAAO,CAAC,SAAS,EAAE,qCAAqC,CAAC,CAAC;QAC3E,MAAM,MAAM,GAAG,EAAE,CAAC,YAAY,CAAC,QAAQ,CAAC,CAAC,QAAQ,EAAE,CAAC;QACpD,IAAI;YACA,MAAM,IAAI,GAAG,IAAI,CAAC,OAAO,CAAC,MAAM,EAAE,EAAE,QAAQ,EAAE,QAAQ,EAAE,IAAI,EAAE,CAAC;iBAC1D,MAAM,CAAC,CAAC,CAAC,QAAa,EAAE,EAAE,CAAC,QAAQ,CAAC,IAAI,KAAK,UAAU,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC;YAClE,MAAM,EAAE,QAAQ,EAAE,SAAS,EAAE,KAAK,EAAE,GAAG,IAAI,CAAC;YAC5C,MAAM,CAAC,QAAQ,CAAC,MAAM,GAAG,CAAC,EAAE,0CAA0C,CAAC,CAAC;YACxE,MAAM,CAAC,QAAQ,CAAC,UAAU,CAAC,IAAI,CAAC,EAAE,mCAAmC,CAAC,CAAC;YACvE,MAAM,CAAC,KAAK,CAAC,SAAS,CAAC,KAAK,CAAC,EAAE,wCAAwC,CAAC,CAAC;SAC5E;QAAC,OAAO,KAAK,EAAE;YACZ,OAAO,CAAC,GAAG,CAAC,KAAK,CAAC,CAAC;YACnB,MAAM,KAAK,CAAC;SACf;IACL,CAAC,CAAC,CAAC;AAEP,CAAC,CAAC,CAAC"}
\ No newline at end of file
diff --git a/packages/tests/lib/test-solc.js b/packages/tests/lib/test-solc.js
index 483b5e311..8a121d0a3 100644
--- a/packages/tests/lib/test-solc.js
+++ b/packages/tests/lib/test-solc.js
@@ -12,12 +12,18 @@ describe('Test solc', function () {
         this.timeout(1200000);
         var filename = path_1.resolve(__dirname, '../contracts/test-solc/consumer.sol');
         var source = fs_1.default.readFileSync(filename).toString();
-        var code = cli_1.solc.compile(source, { filename: filename, optimize: true })
-            .filter((function (contract) { return contract.name === 'Consumer'; }))[0];
-        var bytecode = code.bytecode, iface = code.interface;
-        assert_1.default(bytecode.length > 2, 'The bytecode should should have a length');
-        assert_1.default(bytecode.startsWith('0x'), 'The bytecode should start with 0x');
-        assert_1.default(iface.functions['f()'], 'The interface should have function f()');
+        try {
+            var code = cli_1.solc.compile(source, { filename: filename, optimize: true })
+                .filter((function (contract) { return contract.name === 'Consumer'; }))[0];
+            var bytecode = code.bytecode, iface = code.interface;
+            assert_1.default(bytecode.length > 2, 'The bytecode should should have a length');
+            assert_1.default(bytecode.startsWith('0x'), 'The bytecode should start with 0x');
+            assert_1.default(iface.functions['f()'], 'The interface should have function f()');
+        }
+        catch (error) {
+            console.log(error);
+            throw error;
+        }
     });
 });
 //# sourceMappingURL=test-solc.js.map
\ No newline at end of file
diff --git a/packages/tests/lib/test-solc.js.map b/packages/tests/lib/test-solc.js.map
index 50718a31c..5b102e89b 100644
--- a/packages/tests/lib/test-solc.js.map
+++ b/packages/tests/lib/test-solc.js.map
@@ -1 +1 @@
-{"version":3,"file":"test-solc.js","sourceRoot":"","sources":["../src.ts/test-solc.ts"],"names":[],"mappings":"AAAA,YAAY,CAAC;;;;;AAEb,kDAA4B;AAC5B,6BAA+B;AAC/B,0CAAoB;AACpB,0CAA0C;AAE1C,QAAQ,CAAC,WAAW,EAAE;IAElB,EAAE,CAAC,0CAA0C,EAAE;QAC3C,IAAI,CAAC,OAAO,CAAC,OAAO,CAAC,CAAC;QACtB,IAAM,QAAQ,GAAG,cAAO,CAAC,SAAS,EAAE,qCAAqC,CAAC,CAAC;QAC3E,IAAM,MAAM,GAAG,YAAE,CAAC,YAAY,CAAC,QAAQ,CAAC,CAAC,QAAQ,EAAE,CAAC;QACpD,IAAM,IAAI,GAAG,UAAI,CAAC,OAAO,CAAC,MAAM,EAAE,EAAE,QAAQ,UAAA,EAAE,QAAQ,EAAE,IAAI,EAAE,CAAC;aAC1D,MAAM,CAAC,CAAC,UAAC,QAAa,IAAK,OAAA,QAAQ,CAAC,IAAI,KAAK,UAAU,EAA5B,CAA4B,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC;QAC1D,IAAA,wBAAQ,EAAE,sBAAgB,CAAU;QAC5C,gBAAM,CAAC,QAAQ,CAAC,MAAM,GAAG,CAAC,EAAE,0CAA0C,CAAC,CAAC;QACxE,gBAAM,CAAC,QAAQ,CAAC,UAAU,CAAC,IAAI,CAAC,EAAE,mCAAmC,CAAC,CAAC;QACvE,gBAAM,CAAC,KAAK,CAAC,SAAS,CAAC,KAAK,CAAC,EAAE,wCAAwC,CAAC,CAAC;IAC7E,CAAC,CAAC,CAAC;AAEP,CAAC,CAAC,CAAC"}
\ No newline at end of file
+{"version":3,"file":"test-solc.js","sourceRoot":"","sources":["../src.ts/test-solc.ts"],"names":[],"mappings":"AAAA,YAAY,CAAC;;;;;AAEb,kDAA4B;AAC5B,6BAA+B;AAC/B,0CAAoB;AACpB,0CAA0C;AAE1C,QAAQ,CAAC,WAAW,EAAE;IAElB,EAAE,CAAC,0CAA0C,EAAE;QAC3C,IAAI,CAAC,OAAO,CAAC,OAAO,CAAC,CAAC;QACtB,IAAM,QAAQ,GAAG,cAAO,CAAC,SAAS,EAAE,qCAAqC,CAAC,CAAC;QAC3E,IAAM,MAAM,GAAG,YAAE,CAAC,YAAY,CAAC,QAAQ,CAAC,CAAC,QAAQ,EAAE,CAAC;QACpD,IAAI;YACA,IAAM,IAAI,GAAG,UAAI,CAAC,OAAO,CAAC,MAAM,EAAE,EAAE,QAAQ,UAAA,EAAE,QAAQ,EAAE,IAAI,EAAE,CAAC;iBAC1D,MAAM,CAAC,CAAC,UAAC,QAAa,IAAK,OAAA,QAAQ,CAAC,IAAI,KAAK,UAAU,EAA5B,CAA4B,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC;YAC1D,IAAA,wBAAQ,EAAE,sBAAgB,CAAU;YAC5C,gBAAM,CAAC,QAAQ,CAAC,MAAM,GAAG,CAAC,EAAE,0CAA0C,CAAC,CAAC;YACxE,gBAAM,CAAC,QAAQ,CAAC,UAAU,CAAC,IAAI,CAAC,EAAE,mCAAmC,CAAC,CAAC;YACvE,gBAAM,CAAC,KAAK,CAAC,SAAS,CAAC,KAAK,CAAC,EAAE,wCAAwC,CAAC,CAAC;SAC5E;QAAC,OAAO,KAAK,EAAE;YACZ,OAAO,CAAC,GAAG,CAAC,KAAK,CAAC,CAAC;YACnB,MAAM,KAAK,CAAC;SACf;IACL,CAAC,CAAC,CAAC;AAEP,CAAC,CAAC,CAAC"}
\ No newline at end of file
diff --git a/packages/tests/package.json b/packages/tests/package.json
index 081b70c68..e2afddf8c 100644
--- a/packages/tests/package.json
+++ b/packages/tests/package.json
@@ -17,7 +17,6 @@
   },
   "description": "Testing package for ethers.",
   "ethereum": "donations.ethers.eth",
-  "gitHead": "261eb04e97cdc1ff11e4716e9c7f421d681aceb1",
   "keywords": [
     "Ethereum",
     "ethers"
@@ -36,7 +35,7 @@
   "scripts": {
     "test": "exit 1"
   },
-  "tarballHash": "0x93d635b41e3952f67e2bace71f0583c4e40f642bedd17cb53e4d9c8f17b42f56",
+  "tarballHash": "0x50f6bae588a3a265af916d19c220662855bca4c655d2eadbcd2c7bdb985d1118",
   "types": "./lib/index.d.ts",
   "version": "5.0.9"
 }
diff --git a/packages/transactions/package.json b/packages/transactions/package.json
index 84293ab46..259ce4423 100644
--- a/packages/transactions/package.json
+++ b/packages/transactions/package.json
@@ -13,7 +13,6 @@
   },
   "description": "Utilities for decoding and encoding Ethereum transaction for ethers.",
   "ethereum": "donations.ethers.eth",
-  "gitHead": "261eb04e97cdc1ff11e4716e9c7f421d681aceb1",
   "keywords": [
     "Ethereum",
     "ethers"
diff --git a/packages/units/package.json b/packages/units/package.json
index 7d70b84b8..362c38edc 100644
--- a/packages/units/package.json
+++ b/packages/units/package.json
@@ -7,7 +7,6 @@
   },
   "description": "Unit conversion functions for Ethereum.",
   "ethereum": "donations.ethers.eth",
-  "gitHead": "261eb04e97cdc1ff11e4716e9c7f421d681aceb1",
   "keywords": [
     "Ethereum",
     "ethers",
diff --git a/packages/wallet/package.json b/packages/wallet/package.json
index afbe6df36..614570fa5 100644
--- a/packages/wallet/package.json
+++ b/packages/wallet/package.json
@@ -19,7 +19,6 @@
   },
   "description": "Classes for managing, encrypting and decrypting Ethereum private keys as a Signer for ethers.",
   "ethereum": "donations.ethers.eth",
-  "gitHead": "261eb04e97cdc1ff11e4716e9c7f421d681aceb1",
   "keywords": [
     "Ethereum",
     "ethers"
diff --git a/packages/web/package.json b/packages/web/package.json
index 448ffa073..6c1f9bd09 100644
--- a/packages/web/package.json
+++ b/packages/web/package.json
@@ -18,7 +18,6 @@
   },
   "description": "Utility fucntions for managing web requests for ethers.",
   "ethereum": "donations.ethers.eth",
-  "gitHead": "261eb04e97cdc1ff11e4716e9c7f421d681aceb1",
   "keywords": [
     "Ethereum",
     "ethers"
diff --git a/packages/wordlists/package.json b/packages/wordlists/package.json
index 9edb8a8eb..5dee79c1e 100644
--- a/packages/wordlists/package.json
+++ b/packages/wordlists/package.json
@@ -12,7 +12,6 @@
   },
   "description": "Word lists for BIP39 wallets.",
   "ethereum": "donations.ethers.eth",
-  "gitHead": "261eb04e97cdc1ff11e4716e9c7f421d681aceb1",
   "keywords": [
     "Ethereum",
     "ethers"