Crash while refreshing feature tree

double free or corruption (out)

free(): invalid next size (fast) 

1   QListData::size                                               qlist.h                       114  0x5555555919c5 
2   QList<Feature *>::count                                       qlist.h                       357  0x5555555a72dc 
3   Feature::isAvailable                                          feature.cpp                   111  0x5555555a67ea 
4   FeatureItem::flags                                            featuremodel.cpp              124  0x5555555758dc 
5   TreeModel::flags                                              treemodel.cpp                 909  0x555555591018 
6   QSortFilterProxyModel::flags                                  qsortfilterproxymodel.cpp     2488 0x7ffff6455097 
7   indexesFromRange<QVector<QPersistentModelIndex>>              qitemselectionmodel.cpp       350  0x7ffff643f2f9 
8   qSelectionIndexes<QVector<QPersistentModelIndex>>             qitemselectionmodel.cpp       363  0x7ffff643f2f9 
9   QItemSelectionModelPrivate::_q_layoutAboutToBeChanged         qitemselectionmodel.cpp       920  0x7ffff643f6a7