mikroC pro for 8051

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mikroC pro for 8051
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error
وهو
hello ,

error: 0 304 c:/users/eng.amany/desktop/at89c51/include.h:1: error: Can’t open include file "reg52.h"
error: 0 304 #include "REG52.H"
error: 0 304 from C:/Users/Eng.Amany/Desktop/at89c51/attt.c: 1: #include "Include.h"
error: 0 304 c:/users/eng.amany/desktop/at89c51/include.h:2: error: Can’t open include file "intrins.h"
error: 0 304 #include "intrins.h"
error: 0 304 from C:/Users/Eng.Amany/Desktop/at89c51/attt.c: 1: #include "Include.h"
error: 0 304 c:/users/eng.amany/desktop/at89c51/include.h:3: error: Can’t open include file "string.h"
error: 0 304 #include "string.h"
error: 0 304 from C:/Users/Eng.Amany/Desktop/at89c51/attt.c: 1: #include "Include.h"
error: 0 304 3 errors in preprocessor.
error: 0 102 Finished (with errors): 28 Sep 2010, 20:57:17 attt.mcp51

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