SOMEONE PLZ HELP ME

[baconbeastnz]

What does this mean!?!? I have unchecked linker and compile in my header, and still getting this error ffs

Linking executable: bin\SDL Tutorial 1.exe
CApp.h.gch\Release_CApp_h_gch: file not recognized: File format not recognized
collect2: ld returned 1 exit status
Process terminated with status 1 (0 minutes, 0 seconds)
0 errors, 0 warnings