ERR_FIL_PACK 1 error,after installing a mega add-on cars pack mod!Please help me!

[player32]

Hi,

I have installed a mega add-on cars pack mod,and since then my game keeps crashing and I get the ERR_FIL_PACK 1 error!

I have tried a few gameconfigs from the gta5—mods site,but there is no success!

Please help me!
Thanks to all in advance!
Best regards!

[Biggdogg]

@player32 this should help https://forums.gta5-mods.com/topic/222/tutorial-vehicles-weapons-how-to-do-add-on-s-replacer-s