From 828734b977f7c26c249c81af73fc8eef0b66e416 Mon Sep 17 00:00:00 2001
From: frankiebee <frankie.diamond@gmail.com>
Date: Thu, 14 Dec 2017 18:15:38 -0800
Subject: [PATCH] transactions:gas-utils - handle new type of estimateGas error

---
 app/scripts/lib/tx-gas-utils.js | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/app/scripts/lib/tx-gas-utils.js b/app/scripts/lib/tx-gas-utils.js
index 7e72ea71d..56bee19f7 100644
--- a/app/scripts/lib/tx-gas-utils.js
+++ b/app/scripts/lib/tx-gas-utils.js
@@ -22,7 +22,11 @@ module.exports = class txProvideUtil {
     try {
       estimatedGasHex = await this.estimateTxGas(txMeta, block.gasLimit)
     } catch (err) {
-      if (err.message.includes('Transaction execution error.')) {
+      const simulationFailed = (
+        err.message.includes('Transaction execution error.') ||
+        err.message.includes('gas required exceeds allowance or always failing transaction')
+      )
+      if ( simulationFailed ) {
         txMeta.simulationFails = true
         return txMeta
       }