Do either of these tools help: http://www.sysinternals.com/ntw2k/source/tcpview.shtml http://www.sysinternals.com/ntw2k/freeware/tdimon.shtml "The pointy end goes in the other man." - Antonio Banderas (Zorro, 1998)

There are some macros not documented in the MSDN but most of them are... Some macros are for internal use. But you will lot of things if you go throuh the header files of the windows operating system. 1.Why do people not wearing a wrist watch look at their wrist for time when people ask for time. 2.Why do people ask for time from people who are not wearing a wrist watch. Prakash, India.

No, when I run it I get nothing, just a 1407 error message, and then the program terminates.

if you do the wrong thing you can end up calling yourself by passing the hook on to the next hook in the list. Try commenting out the CallNextHookEx part and see if it crashes again... John