Thanks for the info! In this case, the only changes taking place are the ones I'm trapping for. However, the bit about long timeouts was good to know! Thanks for the input!

>Hi Rodd, I was just wondering if the ReadDirectoryChangesW() might be more useful - FindFirstChangeNotification() leaves you with the task of working out what changed and how.
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>Also I've found that if you have too big a timeout that the Task Manager reports your Application as 'not responding'.