I know someone told me to delete the japanese writing does that include stuff like SP and numbers by the japanese writing also what version of the tactext should I use to do this ?
You have to use FFTacText 4.57, that is the ONLY one working for psp.
Also remember to have a clean ISO, it does not like frequent patching, so make your patch, then when you are done, patch it.
Here is .457:
What do I have to change about the battle message to stop the game from crashing ?
Change the Crytallization text to something else.