error - generate a run-time error

void error( string err );

A run-time error 'err' will be generated when error() is called.  Execution
of the current thread will halt, and the trace will be recorded to the
debug log.

See also:
 catch,
 throw,
 error_handler

 Tim Hollebeek  Beek@ZorkMUD, Lima Bean, IdeaExchange, and elsewhere
