Ok, i've checked al the troublshooting forums and FAQ and i can't find the answer so here goes:
Im getting this error when i try to patch 1.91 onto 1.90
Verifying Operation Flashpoint, version 1.90...
Error found in file MPMissions\1-12_D_FLAGFIGHT3.NOE.pbo (c1860060!=e8d66c2b)
Error found in file MPMissions\1-8_D_FlagFight.ABEL.pbo (ba799fe7!=e9d00b88)
Error found in file MPMissions\1-8_D_FlagFight2Small.ABEL.pbo (92d193a7!=ec71ede6)
Error found in file MPMissions\1-9_T_Conquerors.Noe.pbo (abc52aba!=5a115322)
Error found in file MPMissions\2-12_T_SectorControl.EDEN.pbo (e9b24984!=44181920)
File MPMissions\2-8_T_CaptureTheFlag3.noe.pbo is missing.
One or more files in game instalation are modified or dammaged.
Reinstall game from original CD disc and try again.
I've reinstalled 3 times and no joy, and yes...it is the full game version not a copy before you ask..
Any help?