TNS Database Error Messages TNS-04204: Trace Assistant Internal ERROR: Couldn’t Open trace file December 11, 2020 mpbod TNS-04204: Trace Assistant Internal ERROR: Couldn't Open trace file Cause: The trace file name given does not exist or it is not accessible for this user. Action: Check the spelling, and permissions of the trace file. 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)