# Save a null revision in the page's history notifying of the move
$nullRevision = Revision::newNullRevision( $dbw, $oldid, $comment, true, $user );
if ( !is_object( $nullRevision ) ) {
- throw new MWException( 'No valid null revision produced in ' . __METHOD__ );
+ throw new MWException( 'Failed to create null revision while moving page ID '
+ . $oldid . ' to ' . $nt->getPrefixedDBkey() );
}
$nullRevId = $nullRevision->insertOn( $dbw );