TNS Database Error Messages TNS-00557: unsupported wallet retrieval method October 9, 2020 mpbod TNS-00557: unsupported wallet retrieval method Cause: The method specified for wallet retrieval is not supported. Currently, only files are supported for wallet retrieval. Action: Specify "FILE" as the wallet retrieval method. 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)