but when my pc auto restart and i open my themaposter all complete templates who i saved damaged

i donot know why its happenend i give a lots of times

but i lost all time why ?

where all templates goes

when i start thema poster they say failed to load forums. null

All your data is saved in "user" folder. There are also "backups" folder.

Make sure to close the program normally before restart, do not force to close or something like that.