Merge pull request #158 from vlocityinc/fix

Fix exception when unknown error.

Author: Adam Rutland

lib/datapackserrorhandling.js

@@ -29,7 +29,11 @@ DataPacksErrorHandling.prototype.getSanitizedErrorMessage = async function(jobIn
                     }
 
                     if (!newErrorMessage) {
-                        newErrorMessage = `${dataPack.VlocityDataPackKey} - ${errorMessage}`;    
+                        if (errorMessage) {
+                            newErrorMessage = `${dataPack.VlocityDataPackKey} - ${errorMessage}`; 
+                        } else {
+                            newErrorMessage = `${dataPack.VlocityDataPackKey} - Unknown Error`; 
+                        }  
                     } else {
                         newErrorMessage = this.vlocity.utilityservice.setNamespaceToOrg(newErrorMessage);
 
@@ -49,6 +53,11 @@ DataPacksErrorHandling.prototype.getSanitizedErrorMessage = async function(jobIn
 };
 
 DataPacksErrorHandling.prototype.getMatchingError = function(errorMessage, dataPackWithError) {
+
+    if (!errorMessage) {
+        return;
+    }
+    
     for (var key in this.errorHandlingDefinition) {
         var obj = this.errorHandlingDefinition[key];
         var dataPackTypeMatch = false;