Hello,
Please let us know in the note section if you are still able to reproduce this issue on the latest Experimental build.
If so, please send us a dxdiag report and files from this folder: "C:\Users\<Name>\AppData\Local\DayZ\"
If the *.rar is smaller than 5.000KB, you can attach it here.
In case it's larger than that, please try uploading it to a file sharing website and link it here.
For future reports please refer to the "How to guide" http://feedback.dayzgame.com/how-to-user.html
Thank you.