It will not cause any issue regarding your documents, data, images etc. however it resets your custom file associations to the defaults (Microsoft Apps) rather than your own choices. There are many...

I am also not expecting this, but the reset of file associations seem to happen randomly and is not dependent on any hardware configuration.

I see this happening randomly on really a lot of...

Did anybody come up with a solution to this? I am facing exactly the same issue. I even re-installed the new Windows 10 build 10586 aka release 1511 without any change. I log on to the machine using...