MiG man#23889
ArmA 2: Updating version 1.01 to version 1.06...
Update 1.01-1.02\ADDONS\AIR2.PBO.UPD cannot be applied, error xdelta3 returned error code: 1
Update 1.01-1.02\ADDONS\AIR2.PBO.UPD cannot be applied, error xdelta3 returned error code: 1
Some error occurred during patch installation.
Patch file is probably dammaged. You may need to download it again.
Error in file ADDONS\air2.pbo, phase 1.