I’m putting files on operating system into the datadirectory but they don’t appear within the WebGUI of ownCoud.
Manually modification within the datadir is unsupported as stated in the documentation:
Use a WebDAV client to access your files as described in https://doc.owncloud.org/server/8.2/user_manual/files/access_webdav.html From command line (on the same server for example) you can use a client like “cadaver”.
Use the “External storage support” App:
You can create a folder like /mnt/ocupload, mount that folder with the local option:
and put the files into the folder /mnt/ocupload. If they don’t appear make sure you have followed:
Use alternative WebDAV mount methods like dav2fs, gvfs or similar