系统错误：the win16 subsystem was unable to enter protected mode

VC6.0卸载重装时出现这个问题，the win16 subsystem was unable to enter protected mode，DOSX.EXE must be in your AUTOEXEC.NT and present in your PATH.

看看系统盘的主目录下的autoexec.bat文件有没有内容,有的话可以删掉.在XP下autoexec.bat为空白