DudeThat'sNotCool

I'm on my mod "pack" and whenever I open it it instantly closed, it happened after installing forestry. Here's all the mods I have installed: (going to not punctuate any of this to save time.) reiminimap assembly line atomic science basic components biomes o plenty blastcraft buildcraft computercraft craftguide custom mob spawner damage indicators mod dimensional doors ee3 electricexpansion factorization fluid mechanics forestry (not working qq) gregs lighting icbm industrialcraft inventory tweaks modular force field system modular powersuits mystcraft nether ores portal gun power crystals core railcraft red power compat red power core red power digital red power mechanical soul shards thaumcraft twilight forest I have forge installed correctly, what do I do? :L