为什么升级完了进入游戏对话框提示错误??

为什么升级完瑞星,双击传奇外传客户端的时候提示Access violation at address 7c350440 in module'msvcr71.dll'.read of address 00000000.这个对话框呢?我重新安装游戏也不好用!谁来帮忙解决一下啊
希望能得到很快的解决,对这款产品持保留意见.希望能得到重视.
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用户系统信息:Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; TencentTraveler ; MathPlayer 2.10b; Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1) ; 360SE)