View Compilation Error

0_0_16282734_12978.pas(49,14) Error: Illegal assignment to for-loop variable "o"
0_0_16282734_12978.pas(97) Fatal: There were 1 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)