Please help citra-qt has stopped working

Issue:
It was perfectly fine before but after I refreshed my Windows 8.1 it now has stopped working please help

System Information

  • Operating System: Windows 8.1 x64
  • CPU: Intel Core i5-4200 CPU @ 1.60GHz
  • GPU: Intel(R) HD Graphics Family
  • GPU: NVIDIA GeForce 840M
  • Citra Version (found in title bar):
  • Game: Pokemon Omega Ruby
  • Screenshot of Issue (include the full Citra window including titlebar):

Diagnostic Log
citra_log.txt (4.0 KB)

In order to save a copy of the log, follow this guide:
https://community.citra-emu.org/t/how-to-upload-the-log-file/296

Your log is incomplete. Please do not open Citra again before oploading the file.
Upload a new log and upload citra_log.old.txt as well.