- connect(bufferModel, SIGNAL(rowsAboutToBeRemoved(QModelIndex, int, int)),
- this, SLOT(rowsAboutToBeRemoved(QModelIndex, int, int)));
+
+ if(bufferModel) {
+ connect(bufferModel, SIGNAL(rowsAboutToBeRemoved(QModelIndex, int, int)),
+ this, SLOT(rowsAboutToBeRemoved(QModelIndex, int, int)));
+ }