Help Adding Mod

[deathwalker9502]

I really want the secret rooms mod and it took forever to find the right version and now that i have found it and installed it when i start up tekkit classic i get an error message and i need help to fix. Someone please help. Thanks for reading

[Melfice]

Did you get the right version of the mod?

[nick haggerty]

pastebin your crash report? we cant help without that.