ORA Database Error Messages ORA-15171: invalid syntax in the alias path after ‘string’ September 23, 2015 mpbod ORA-15171: invalid syntax in the alias path after 'string' Cause: An invalid alias/directory name syntax was specified. Action: Correct the alias path and try again. Back to previous menu 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)