Board Thread:LotR Mod Technical Support/@comment-28471561-20170429232413/@comment-25330335-20170429234103

If you use technic, my advice is:


 * 1) Don't.
 * 2) Wait for whoever maintains the modpack to update the forge version on it, since that error message is telling you everything you need to know.

If you want to get away from technic, go for MultiMC.