use POSIX qw[ _exit ];

	$Fenster_Fehler_Hilfe -> Button( -text    => ' Ende ' , 
	                                 -width   => 33       , 
	                                 -height  => 2        , 
	                                 -command => sub{ 
							$Fenster_Fehler_Hilfe -> destroy;													   
							  POSIX::_exit( 0 );
												   
							}	
									 
					) -> place( -x => 287 , -y => 485 );