Komodo Edit Portable 5.1.3 has been released, this is a bug fix release see http://docs.activestate.com/komodo/5.1/releases/ide.html for details.

You can download it from http://www.komodoeditportable.com to upgrade from 5.1.1 just install as normal it won't overwrite your preferences.

~Rowan - Obsidian Project Creator