i have LR5 on a mac book pro with a WD external hard drive with my with my LR5 images . my problem is my external drive is corrupted .i was told by apple that my macshow the hard drive is there but it is not moumting and have to be reformat. i have to use recovery data to save my images on my external before i can refomat.iam willing to lose my images on my extenal hard drive but i would like to know can i erase my LR5 images and start over or delete LR5 and download it again
Simply start a new catalog:
File >> New Catalog
Choose a new name and save.
When the empty catalog launches you are ready to start over.