diff --git a/git-p4 b/git-p4
index 36fe69a..3e1a878 100755
--- a/git-p4
+++ b/git-p4
@@ -707,6 +707,9 @@ class P4Sync(Command):
                                                                  f['rev'])
                                                     for f in files]))
 
+	if "p4ExitCode" in filedata[0]:
+            die("Problems executing p4");
+
         j = 0;
         contents = {}
         while j < len(filedata):