Hi,
Follow these methods and check if it helps:
Method 1: I would suggest you to run System File Checker tool (SFC.exe) and check if it helps. The System File Checker tool (SFC.exe) scans for missing or corrupted system files and repairs them.
Run System File checker to see if you have any corrupted system files.
Use the System File Checker tool to repair missing or corrupted system files
**http://support.microsoft.com/kb/929833/en-us**
Method 2: Check if you face the similar issue in Safe Mode, if not you can try putting your computer in a Clean Boot state in normal mode and check if it helps:
Step 1: Check in Safe mode, refer this article:
Windows Startup Settings (including safe mode)
**http://windows.microsoft.com/en-in/windows-8/windows-startup-settings-safe-mode**
Step 2:
Follow the Microsoft KB article to perform clean boot on the computer. A clean boot helps eliminate software conflicts.
How to perform a clean boot in Windows 8.1, Windows 8, Windows 7, or Windows Vista
http://support.microsoft.com/kb/929135
Disclaimer: After you have finished troubleshooting, follow these steps from section “How to reset the computer to start as usual after clean boot troubleshooting” to reset the computer to start as usual.
Hope it helps.