LOG: MAIN cwd=/usr/local/cpanel/whostmgr/docroot 4 args: /usr/sbin/exim -v -Mrm 1dUoey-0006YJ-3A Message 1dUoey-0006YJ-3A is locked LOG: skip_delivery MAIN Spool file is locked (another process is handling this message) To do this you can run the following commands. |exim -Mt 1dUoey-0006YJ-3A |exim -Mrm 1dUoey-0006YJ-3A I am also providing the following page in case you want more information regarding the exim command options. http://www.exim.org/exim-html-current/doc/html/spec_html/ch-the_exim_command_line.html