Question : drive mapping not working?

Greetings, what would cause the "Open in Windows Explorer" path to change as follows?

Change to:


instead of


This is the second client I've had this happen at.  The first happened when everyone was issued new laptops.  

For this second customer, it's just happening all of a sudden.  Is it a network configuration, or internet explorer configuration that cause this (ie. changing from \\servername to http://servname for windows explorer view)?  If so what specifically might it be?

We have people griping now because they can't map a drive to their usual SP doc libraries.

Thanks in advance.

Answer : drive mapping not working?

The WebDav client is probably the issue. Various things update it (e.g. Office).

What OS and what version of Office?
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