so...the last few days I've been dealing with skype crashing every few days, and when I check the event viewer logs, it flags on ntdll.dll.

below is attached an image of the last instance of this occurring.

Click image for larger version. 

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I ran check disk, I ran the system error checking, I just ran the scannow, and every single built in windows utility says she's go flight.

I doubled that up by reinstalling the program.