游戏升不了级了。请指点一下！！！！！！！

男爵3112

The patch "bnetBattle.netSWFAuthenticationAuthentication.gfx" could not be applied. (MD5 mismatch: expected 0x1FF861F8976C0A79050B1FC2BA3AF1A3, actual 0xC3673414C210F57CCD4DC3607F6A7316.)(PTCApply_BSDiff failed.) If this problem persists, you may be able to solve it by uninstalling and then reinstalling the game. If you are unable to correct this problem, please contact Blizzard Technical Support. (BNUpdate:TCApply)

升级到98%就出现上面的文字了。不知道什么意思，好像是要我从新安装游戏。我晕。本来都玩得好好的。
谁帮帮我？