diff --git a/crc/api/workflow.py b/crc/api/workflow.py
index e512f5bb..14b048c6 100644
--- a/crc/api/workflow.py
+++ b/crc/api/workflow.py
@@ -44,18 +44,18 @@ def get_workflow_specification(spec_id):
 
 
 def validate_workflow_specification(spec_id):
-    errors = []
+    errors = {}
     try:
         WorkflowService.test_spec(spec_id)
     except ApiError as ae:
         # ae.message = "When populating all fields ... \n" + ae.message
-        errors.append(('all', ae))
+        errors['all'] = ae
     try:
         # Run the validation twice, the second time, just populate the required fields.
         WorkflowService.test_spec(spec_id, required_only=True)
     except ApiError as ae:
         # ae.message = "When populating only required fields ... \n" + ae.message
-        errors.append(('required', ae))
+        errors['required'] = ae
     interpreted_errors = ValidationErrorService.interpret_validation_errors(errors)
     return ApiErrorSchema(many=True).dump(interpreted_errors)
 
diff --git a/crc/services/error_service.py b/crc/services/error_service.py
index 85733428..cbd40903 100644
--- a/crc/services/error_service.py
+++ b/crc/services/error_service.py
@@ -5,7 +5,7 @@
 #   all_message -human readable message return to the user if error only occurs in all
 #
 known_errors = [{'key': 'Error is Non-default exclusive outgoing sequence flow  without condition',
-                 'message': 'Missing condition'}]
+                 'message': 'Missing condition', 'hint': 'Add a Condition Type to your gateway path.'}]
 generic_message = """Workflow validation failed. For more information about the error, see below."""
 
 class ValidationErrorService(object):
@@ -20,24 +20,25 @@ class ValidationErrorService(object):
     @staticmethod
     def interpret_validation_errors(errors):
         if len(errors) == 0:
-            return errors
+            return ()
         hint = ''
-        for known_error in known_errors:
-            if known_error['key'] in errors[0].message:
 
-                # in both error 0 and error 1
-                if known_error['key'] in errors[1].message:
+        for known_error in known_errors:
+            if known_error['key'] in errors['all'].message:
+
+                # in both error all and error required
+                if known_error['key'] in errors['required'].message:
                     if 'both_hint' in known_error.keys():
                         hint = known_error['both_hint']
                     if 'both_message' in known_error.keys():
                         message = known_error['both_message']
 
-                # just in error 0
+                # just in error all
                 else:
                     pass
 
-            # just in error 1
-            if known_error['key'] in errors[1].message:
+            # just in error required
+            if known_error['key'] in errors['required'].message:
                 pass
 
         return errors