--- a/VirtualMailManager/constants.py	Sun Feb 02 17:10:43 2014 +0000
+++ b/VirtualMailManager/constants.py	Mon Feb 03 20:22:29 2014 +0000
@@ -32,6 +32,7 @@
 # exit codes
 
 EX_SUCCESS = 0
+EX_MISSING_ARGS = 1
 EX_USER_INTERRUPT = 3