diff --git a/python/res/job_queue/workflow.py b/python/res/job_queue/workflow.py
index c0a6648d63..b69458b799 100644
--- a/python/res/job_queue/workflow.py
+++ b/python/res/job_queue/workflow.py
@@ -1,4 +1,5 @@
 import time
+import sys
 from res.config import ConfigError
 from cwrap import BaseCClass
 from res import ResPrototype
@@ -66,7 +67,7 @@ def run(self, ert, verbose=False, context=None):
         if not success:
             msg = "** Warning: The workflow file {} is not valid - "\
                   "make sure the workflow jobs are defined accordingly\n"
-            sys.stderr.write(msg.format(workflow.src_file))
+            sys.stderr.write(msg.format(self.src_file))
 
             self.__running = False
             return False
diff --git a/python/tests/res/job_queue/test_workflow.py b/python/tests/res/job_queue/test_workflow.py
index 1d8b058842..36ea271e98 100644
--- a/python/tests/res/job_queue/test_workflow.py
+++ b/python/tests/res/job_queue/test_workflow.py
@@ -55,3 +55,17 @@ def test_workflow_run(self):
 
             with open("dump2", "r") as f:
                 self.assertEqual(f.read(), "dump_text_2")
+
+
+    def test_failing_workflow_run(self):
+        with TestAreaContext("python/job_queue/workflow") as work_area:
+            WorkflowCommon.createExternalDumpJob()
+
+            joblist = WorkflowJoblist()
+            self.assertTrue(joblist.addJobFromFile("DUMP", "dump_job"))
+            self.assertTrue("DUMP" in joblist)
+
+            workflow = Workflow("undefined", joblist)
+            context = SubstitutionList()
+
+            self.assertFalse(workflow.run(None, verbose=True, context=context))