"Mac - File locking with fcntl() fails on shared volumes!" Error message in Mac OS

Home >> "Mac - File locking with fcntl() fails on shared volumes!" Error message in Mac OS

Fcntl() function is used for locking region of all or selective files. A file locking error message mainly occurs when you attempt to lock your files on shared volumes. After the file locking error message appears, the data stored in that particular file becomes inaccessible. An updated backup acts as a boon to restore your lost and missing data. However, if no backup is available or backup file does not contains the required information, then you will need to use efficient Mac Data Recovery Software to recover your lost data.

 

You encounter the below error message when you use fcntl() function to perform locking regions of the files on shared volume:

"error 45, ENOTSUP"

 

Cause :

The root cause for the occurrence of the above error message is the that the file you are trying to lock is already in use by another user.

 

Resolution :

To resolve the above error message and access the data stored in the corrupted file, you will need to opt for Stellar Phoenix Mac Data Recovery v4.0 software. The read only application is an absolute solution to recover all kinds of lost, deleted or corrupted files including documents, audios, videos, photos, e-mails, and PDFs. Designed for Mac OS X 10.3.9 and above operating systems (including Mac OS X 10.5 Leopard, 10.4 Tiger), the Mac file recovery software is built with highly graphical use-interface that makes it easy to understand without any prior technical knowledge.