ORA Database Error Messages ORA-19958: potential deadlock involving DIAG process November 24, 2016 mpbod ORA-19958: potential deadlock involving DIAG process Cause: DIAG requested a control file operation that may lead to a deadlock Action: Try last operation later when the control file is released Back to previous menu https://support.oracle.com/ http://www.oracle.com/ Share this:Click to email a link to a friend (Opens in new window)Click to print (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on LinkedIn (Opens in new window)Click to share on Tumblr (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on Pinterest (Opens in new window)Click to share on Reddit (Opens in new window)Click to share on Pocket (Opens in new window)