Here's the specific error message. Don't know if it's related to develop after all, but might be worth a gander.
EXCEPTION_ACCESS_VIOLATION (0xc0000005) at address 0x0050dfd8
attempted to read memory at 0x0000005c
Program : C:\ProgramData\FAForever\bin\ForgedAlliance.exe
Cmd line arguments : /init init.lua /nobugreport /log C:\ProgramData\FAForever\logs\game_15187368.log /gpgnet 127.0.0.1:34600 /mean 1333.36 /deviation 222.314 /savereplay gpgnet://127.0.0.1:52527/15187368/Utopian.SCFAreplay /country HU /numgames 28
Callstack:
Unknown symbol (address 0x0050dfd8)
Unknown symbol (address 0x0068af40)
Unknown symbol (address 0x1d1ed9fb)
Unknown symbol (address 0x1d1ed9fb)
EDIT: if you need system specs or anything, just tell me.