Commented Unassigned: Cannot analyze MOSS 2007 [24568]

When attempting to analyze a MOSS 2007 Search log, I get "Invoke-Expression : "The variable '$m' cannot be retrieved because it has not been set."
Comments: ** Comment from web user: santiagofacundo **

I am facing the very same problema with PAL v.2.3.6 with a MOSS 2007 search log. Any idea how to fix it?