While opening photos or videos in gallery it was showing an error. My photo or video has been corrupted and i can't able to open that photo, it shows an exclamation in that video or photo. Here the photo at the right corner we can see the photo but all it been corrupted.
🤣 ... its bcos of clearing cache files or deleting '.thumbnails' folders in internel ... if ur photos and videos were in sd card then sd card got curropted! ... remove the sd card and insert it again and try ... if still the same then wellp! its gone