| Index: branches/liquidthreads/extensions/LqtModel.php |
| — | — | @@ -138,7 +138,8 @@ |
| 139 | 139 | 'hthread_revision'=>$tmt->revisionNumber(), |
| 140 | 140 | 'hthread_contents'=>$contents, |
| 141 | 141 | 'hthread_change_type'=>$tmt->changeType(), |
| 142 | | - 'hthread_change_object'=>$tmt->changeObject()->id()), __METHOD__ ); |
| | 142 | + 'hthread_change_object'=>$tmt->changeObject() ? $tmt->changeObject()->id() : null), |
| | 143 | + __METHOD__ ); |
| 143 | 144 | } |
| 144 | 145 | static function withIdAtRevision( $id, $rev ) { |
| 145 | 146 | $dbr =& wfGetDB( DB_SLAVE ); |