10-30-2012 02:34 PM
Welcome to BlackBerry Support Community Forums.
To recover from this app error 204 first of all do a complete backup of your device then perform a clean reload of your device software.I hope it will help.Look that this Knowledge Base on how to perform a clean reload od our device software :
KB11320 : How to perform a clean reload of the BlackBerry Device software using BlackBerry desktop software for windows
Please try it and let us know of your result.
Click " Like " if you want to Thank someone.
If Problem Resolves mark the post(s) as " Solution ", so that other can make use of it.