Excel-VBA Error
 

Hi !
when i open the VBA project using my excel worksheet
(tools-macros-Visual Basic Application), i get
following error :

CiceroUIWndFrame: EXCEL.EXE -Application Error
The instruction at "0x77f52cd2" referenced memory
at "0x00000004". The memory could not be "written".
Click ok to terminate the program

Can anybody help me out....
Thanks
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