1 files changed, 16 insertions, 1 deletions
diff --git a/app/scripts/lib/setupRaven.js b/app/scripts/lib/setupRaven.js
index 02c01b755..b93591e65 100644
--- a/app/scripts/lib/setupRaven.js
+++ b/app/scripts/lib/setupRaven.js
@@ -1,5 +1,6 @@
 const Raven = require('raven-js')
 const METAMASK_DEBUG = 'GULP_METAMASK_DEBUG'
+const extractEthjsErrorMessage = require('./extractEthjsErrorMessage')
 const PROD = 'https://3567c198f8a8412082d32655da2961d0@sentry.io/273505'
 const DEV = 'https://f59f3dd640d2429d9d0e2445a87ea8e1@sentry.io/273496'
 
@@ -21,8 +22,22 @@ function setupRaven(opts) {
   const client = Raven.config(ravenTarget, {
     release,
     transport: function(opts) {
-      // modify report urls
       const report = opts.data
+      // simplify certain complex error messages
+      report.exception.values.forEach(item => {
+        let errorMessage = item.value
+        // simplify ethjs error messages
+        errorMessage = extractEthjsErrorMessage(errorMessage)
+        // simplify 'Transaction Failed: known transaction'
+        if (errorMessage.indexOf('Transaction Failed: known transaction') === 0) {
+          // cut the hash from the error message
+          errorMessage = 'Transaction Failed: known transaction'
+        }
+        // finalize
+        item.value = errorMessage
+      })
+
+      // modify report urls
       rewriteReportUrls(report)
       // make request normally
       client._makeRequest(opts)