UI appears to require the exact path provided must exist

If the *exact* path provided in the UI does not exist then the UI will not accept the restriction complaining that "The specified restriction path is invalid." This seems to make it impossible to specify "arguments" for the restriction.This problem prevents setting a path that looks like this: C:\perl_5.14.2\bin\perl.exe -T "%s"The command line *does* allow that path to be set using this:appcmd set config /section:isapiCgiRestriction /+"[path='C:\perl_5.14.2\bin\perl.exe -T %22%s%22',descriptio