modpack wont open

[d6yanara]

i have certain mod pack i want to play every time i try to open it it ends up freezing and no longer loading ( the mine craft game) ive tried uninstalling both the launcher and mod pack even restarted mt computer i was able to use this mod pack before i reset my computer idk if that has anything to do with it reinstalled it when i reset my PC and i started having this issue. if theres anything i can give you guys so you can help me let me know thank you  and its the onelife popular smp modpack that wont open and my friend can use it soooo