This article explains the BACKTRACK error message “Exception has been thrown by the target of an invocation” and details how to fix the underlying problem that caused it to appear.
This is a generic .Net programming error message indicating that whatever BACKTRACK tried to ‘invoke’ threw an error.
Most likely this is a bug in the software. Try upgrading the software to the latest version. If the problem persists, contact your EBI Technical Support Coach for further assistance.
BACKTRACK Problem Article: KBA-01118-P0J9C1 – Problems Restoring BACKTRACK Restore Files from Older Versions
Helpful Info: http://blog.fredrikhaglund.se/blog/2009/12/22/debugging-exception-has-been-thrown-by-the-target-of-an-invocation/
Error message first appeared on: Windows 2008 R2 running BACKTRACK: v2012.0.3 (beta)