Throw error if no calibration file exists. Refs #9616.

mantidproject · Jun 10, 2014 · e5be710 · e5be710
1 parent 0b43f39
commit e5be710
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/Code/Mantid/scripts/SANS/isis_reduction_steps.py b/Code/Mantid/scripts/SANS/isis_reduction_steps.py
@@ -2525,7 +2525,9 @@ def _read_calibfile_line(self, arguments, reducer):
           __calibrationWs = Load(file_path, OutputWorkspace=suggested_name)
           reducer.instrument.setCalibrationWorkspace(__calibrationWs)
         except:
-            return "Invalid input for tube calibration file. Path = "+path2file+".\nReason=" + traceback.format_exc()
+            # If we throw a runtime here, then we cannot execute 'Load Data'.
+            raise RuntimeError("Invalid input for tube calibration file (" + path2file + " ).\n" \
+            "Please do not run a reduction as it will not successfully complete.\n")
 
     def _read_maskfile_line(self, line, reducer):
         try: