STM32F103RB, KEIL编译出错：cannot open preprocessing output output file ".\神舟i号\main.d" no such file or

STM32F103RB,   KEIL编译出错：cannot open preprocessing output output file ".\神舟i号\main.d" no such file or directory 

原因：outPut的目录选了一个中文的。这是仅仅能用英文或数字。