Won't launch modpacks

[haleyeahedits]

I've been having this problem for forever. Every time I try to load up a modpack, the launcher goes away for a sec and then comes back and the game doesn't load up. Any help would be much appreciated.

 

Log: https://pastebin.com/Y6wY5i0f 

[musabocal]

i have the same problem

[JaariAtmc]

On 27-5-2018 at 0:46 AM, haleyeahedits said:

I've been having this problem for forever. Every time I try to load up a modpack, the launcher goes away for a sec and then comes back and the game doesn't load up. Any help would be much appreciated.

 

Log: https://pastebin.com/Y6wY5i0f 

That forever...you aren't still running NVIDIA driver 378.49, are you?