Better handling of error messages.
Better handling of error messages.

git-svn-id: https://svn.sable.mcgill.ca/mclab/Project@744 89b902b4-d83f-0410-b942-89f7a419ffdb

Migrated from Sable/mclab@4fb33c23f5e12ce20abed844e70a50b5766908e4

Sable/mclab-core,Sable/mclab-core,Sable/mclab-core,Sable/mclab-core,Sable/mclab-core,Sable/mclab-core,Sable/mclab-core,Sable/mclab-core