is used to execute the program or
script at <i>path</i> if an error occurs while processing any FTP command listed
in <i>cmds</i>, where <i>cmds</i> is a comma-delimited list of FTP commands.
The command groups of the <code>&lt;Limit&gt;</code> directive, such as
READ, WRITE, and ALL, may also be used.  The program will be executed with
the privileges of the logged-in user.

<p>
Any number of arbitrary arguments may be configured to pass to the script.
In addition, the variables supported by the <code>ExecE