It's known that new kitkat base have permission issue using Ext SD card writing. Though most of custom ROM may have already fixed in ROM but here posting so stock ROM user can use it without having CWM.
- Needs Rooted device
In which condition it is helpful?
-When you are not able to write on ExtSD card
-Fail to copy to ExtSD
-If you keeping backup on titanium and you getting message 'no enough space' while making backup with titanium
or any msg suggestive of fail in writing on ExtSD
PS : If you are not able to read ExtSD card contents, that's different issue and can't solve by this. Search Dr.Ketan Utility for that
How to Use
- Download and Install ExtSD Fix
-Click app icon from app drawer
-Grant SuperSu permission
-When you get msg 'ExtSD fixed applied' reboot device
-Done. You can uninstall app now.