keil 5 编译代码显示错误如下该怎么解决

917adc59e7d9182a

• 2018-08-13

linking.....\Output\FWLIB.axf: Error: L6218E: Undefined symbol assert_param (referred from misc.o).Not enough information to list image symbols.Not enough information to list load addresses in the image map.Finished: 2 information 0 warning and 1 error messages."..\Output\FWLIB.axf" - 1 Error(s) 0 Warning(s).Target not created.Build Time Elapsed:  00:00:01视频讲解的添加的。c和。h文件