Notify ignore errors MTA option

Sieve filter interpretation MTA options:  (0 or 1)
The  MTA option specifies whether specifying an invalid notification recipient address in a  Sieve " " action  will cause Sieve filter evaluation  to abort with an error (0) or cause the   action to be silently ignored (1). 0 is the default.

See also:
 * Sieve filter interpretation MTA options
 * Sieve language extension MTA options
 * Sieve notify extension
 * max_notifys MTA Option