Cannot create file "D:\my documents\pbmainscript.c". The device is not ready

Downloaded and updated to V 3.4.1. Can no longer use.

Get:

Cannot create file “D:\my documents\pbmainscript.c”. The device is not ready

Popup stops process dead in tracks. Never had a drive D on my system and never had issue with last version. How do I solve this so can use?

Please download the installer again from http://www.installpackbuilder.com/download