My Modpacks don't start

[TheFatCartman]

Only one of my modpacks seems to be working the rest of them start but get stuck on the minecraft window The modpack that is working is ohgaming wild west. All the other ohgaming modpacks don't work as well as others. please someone help before I blow my brains out.

[plowmanplow]

If you are the creator of these packs please start a thread with relevant information (API URLs, pack links, explicit problem description, etc.). If they are not your packs please follow up with the pack author.