FolderLock 7.5 lost folders [Closed]

I've installed folderLock 7.5 a few days ago. It was working properly. Today it hang, so I restarted my computer, and all my files in folderLock were gone!!. I checked the folder from where I hide those files, not found. And also in user documents I haven't found those files. Please help me. Those files are important for me.