ORA Database Error Messages ORA-31157: Invalid Content-Type charset November 23, 2017 mpbod ORA-31157: Invalid Content-Type charset Cause: HTTP Content-Type header had a charset that Oracle does not understand Action: Fix the Content-Type header in the HTTP request 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)