Need to know wich macros is being started. Standart DXF OutPut

Hi, All.
Can anybody help. [FONT=Verdana,Arial,Tahoma,Calibri,Geneva,sans-serif]I need to know which macros is being started at the moment the "Apply" key is pressed. PML trace shoes me same commands and I can see setting variable OutputFolder. I need to know when settings this variable.

Thanks.
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