public boolean debugCheckAssertOnly() {
	    	if ( ! (status == 'O' || status == 'F' || status == 'P') ) {
	    		return incoherenceOuTrucBizarre();
	    	}
	    	if ( ligneDeCaisses.caisse(numeroMem) !=  this ) {
	    		return incoherenceOuTrucBizarre();
	    	}
	    	return true;
	    }