TWiki detected an internal error - please check your TWiki logs and webserver logs for more information. exec failed: Multi-row selector box of specified size %BB% Range e.g. =3..10=: Multi-row selector box with variable size - the box will never be smaller than 3 items, never larger than 10, and will be 5 high if there are only 5 options | Comma-space-separated list of options of the select box - can be a dynamic SEARCH | path