Error[Li006]: duplicate definitions for "KEY_PTxn"; in "C:\Users\maxinlong\Desktop\新建文件夹 (3)\GPIO_LED\Prj\IAR\DZ10_Release\Obj\main.o", and "C:\Users\maxinlong\Desktop\新建文件夹 (3)\GPIO_LED\Prj\IAR\DZ10_Release\Obj\
这个如何解决啊这个报错,百度了一下,说是重复定义,可我就是解决不了,怎么才能解决啊