ORA Database Error Messages ORA-09958: IMON: two processes with the same ORACLE pid are active July 28, 2015 mpbod ORA-09958: IMON: two processes with the same ORACLE pid are active Cause: The IMON process was unable to add an entry for a server process because another active process occupies the slot. Action: This is an internal error, contact ORACLE support. 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)