My Modpack Crash every startup

[freeminelp]

Hey everyone,

i have a problem! My Modpack crashs every startup. I don't know whats wrong with it!

Here is the crash report!

For more information about the modpack pls write a comment!

[SXScarecrow]

It's an ID conflict. Basically, two mods are trying to use the same block ID. Open the config files of the two mods that are in conflict and change the conflicting ID to something which no mod is using.

[freeminelp]

which two mods? thanks

[poryy]

Some Immibis mod and IC2. The immibis mod adds beams.