把现有的activison注册值删掉在用下边的导入试试
Windows Registry Editor Version 5.00
[HKEY_LOCAL_MACHINE\SOFTWARE\Activision\CallofDuty2]
"InstallPath"="F:\\CallofDuty2\\"
"InstallDrive"="I:\\"
"Language"="cht"
"Version"="1.05"
"EXEString"="F:\\CallofDuty2\\cod2sp_s.exe"
"MultiEXEString"="F:\\CallofDuty2\\cod2mp_s.exe"
"QA"="14.0"
"codkey"="XEZLGZWXXQZGGEGUEEFC"
"PatchLog"="F:\\CallofDuty2\\cod2patch.ini"