View Compilation Error

0_0_15085595_11427.pas(14,16) Error: Identifier not found "num"
0_0_15085595_11427.pas(15,15) Error: Identifier not found "num"
0_0_15085595_11427.pas(16,15) Error: Identifier not found "num"
0_0_15085595_11427.pas(17,15) Error: Identifier not found "num"
0_0_15085595_11427.pas(23) Fatal: There were 4 errors compiling module, stopping
Fatal: Compilation aborted
Error: Pascel\bin\i386-win32\ppc386.exe returned an error exitcode (normal if you did not specify a source file to be compiled)