encounted an error when reading from its preview cache and need to quit I tried to reinstalled LR still see the same error
I tried also to uninstalled but uninstall compete
It seems that the preview files have got damaged. Please follow the below steps.
> Please navigate to the location of your catalog file.
Default Location of Catalog
Note : Location and catalog name may vary if you have created your own catalog in custom location
> Rename Lightroom 5 Catalog Previews.lrdata to old.Lightroom 5 Catalog Previews.lrdata
> Restart Lightroom
Hope this helps
thanks i did something i dont know what but its working fine thanks your help