Issue
The string passed contains one of more characters that are invalid in the current environment.
Environment
LonMaker
NL220
Vista
LNS
Cause
File names must follow style conventions taken from the Windows operating system on the PC running an application.
Resolution
When writing to the Name property of any object, use of the forward slash (/), back slash (\), period (.), and colon (:) characters will cause this exception to be thrown.