Message Oracle LFI-00118 - Unable to change type to Unknown.

ERRORUnable to change type to Unknown.
CAUSEThe function lfichty() was called to change the file extension to LFIEXUNK (Unknown). This is not a valid operation.
ACTIONCheck why you are doing this. If the extension is already unknown then you do not need to do this. If you just want no extension then use the extension type LFIEXNONE.