Improve debug output in the case of exception.

Another ound of adding the stacktrace at the time of the exception.

1 files changed, 5 insertions, 2 deletions

diff --git a/python/src/tcf/services/remote/ExpressionsProxy.py b/python/src/tcf/services/remote/ExpressionsProxy.py
index 19dde711b..4d21ca895 100644
--- a/python/src/tcf/services/remote/ExpressionsProxy.py
+++ b/python/src/tcf/services/remote/ExpressionsProxy.py
@@ -1,5 +1,5 @@
 # *****************************************************************************
-# * Copyright (c) 2011, 2013 Wind River Systems, Inc. and others.
+# * Copyright (c) 2011, 2013-2014 Wind River Systems, Inc. and others.
 # * All rights reserved. This program and the accompanying materials
 # * are made available under the terms of the Eclipse Public License v1.0
 # * which accompanies this distribution, and is available at
@@ -53,7 +53,8 @@ class ExpressionsProxy(expressions.ExpressionsService):
                 if not error:
                     assert len(args) == 2
                     error = self.toError(args[0])
-                    ctx = expressions.Expression(args[1])
+                    if args[1]:
+                        ctx = expressions.Expression(args[1])
                 done.doneCreate(self.token, error, ctx)
         return CreateCommand().token
 
@@ -159,4 +160,6 @@ class ChannelEventListener(channel.EventListener):
             else:
                 raise IOError("Expressions service: unknown event: " + name)
         except Exception as x:
+            import sys
+            x.tb = sys.exc_info()[2]
             self.service.channel.terminate(x)