If you encounter
TNS-12518: TNS:listener could not hand off client connection error, this article may help you.
Or from a jdbc connexion, you may have the following error message:
oracle executable may miss the suid sticky bit. It may have been removed because of a wrong command or a wrong script.
Set it back s follow:
Please leave comments and suggestions,
What is SUID and how to set SUID in Linux/Unix? (linuxnix.com)
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