ORA Database Error Messages ORA-01988: remote os logon is not allowed June 11, 2015 mpbod ORA-01988: remote os logon is not allowed Cause: Remote os login attempted when not allowed. Action: Use a local client, or use the remote_os_authent system parameter to turn on remote os logon. 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)