bug fix

src/web3Provider/web3VmProvider.js

@@ -123,7 +123,7 @@ web3VmProvider.prototype.pushTrace = function (self, data) {
       this.processingAddress = uiutil.normalizeHex(step.stack[step.stack.length - 2])
       if (!self.storageCache[self.processingHash][this.processingAddress]) {
         self.vm.stateManager.dumpStorage(this.processingAddress, function (storage) {
-          self.storageCache[self.processingHash][this.processingAddress] = storage
+          self.storageCache[self.processingHash][self.processingAddress] = storage
         })
       }
     }