Properly catch and print the run exception.

[cura.git] / Cura / util / sliceEngine.py

diff --git a/Cura/util/sliceEngine.py b/Cura/util/sliceEngine.py
index 1bb26364d18b9629cdb3712e352a2f84d9327ce2..725a2b606c99006bcd2c02a64bd34c5e7d7b44d2 100644 (file)
--- a/Cura/util/sliceEngine.py
+++ b/Cura/util/sliceEngine.py
@@ -4,11 +4,14 @@ import numpy
 import os
 import warnings
 import threading
+import traceback
 
 from Cura.util import profile
 
 def getEngineFilename():
-       return 'C:/Software/Cura_SteamEngine/_bin/Release/Cura_SteamEngine.exe'
+       if os.file.exists('C:/Software/Cura_SteamEngine/_bin/Release/Cura_SteamEngine.exe')
+               return 'C:/Software/Cura_SteamEngine/_bin/Release/Cura_SteamEngine.exe'
+       return 'SteamEngine'
 
 def getTempFilename():
        warnings.simplefilter('ignore')
@@ -58,10 +61,13 @@ class Slicer(object):
                                self._objCount += 1
                if self._objCount > 0:
                        print ' '.join(commandList)
-                       self._process = self._runSliceProcess(commandList)
-                       self._thread = threading.Thread(target=self._watchProcess)
-                       self._thread.daemon = True
-                       self._thread.start()
+                       try:
+                               self._process = self._runSliceProcess(commandList)
+                               self._thread = threading.Thread(target=self._watchProcess)
+                               self._thread.daemon = True
+                               self._thread.start()
+                       except OSError:
+                               traceback.print_exc()
 
        def _watchProcess(self):
                self._callback(0.0, False)