diff --git a/liteidex/src/utils/folderview/abstractmultiproxymodel.cpp b/liteidex/src/utils/folderview/abstractmultiproxymodel.cpp
index e2e4841d..87da2ea6 100644
--- a/liteidex/src/utils/folderview/abstractmultiproxymodel.cpp
+++ b/liteidex/src/utils/folderview/abstractmultiproxymodel.cpp
@@ -65,7 +65,12 @@ AbstractMultiProxyModel::AbstractMultiProxyModel(AbstractMultiProxyModelPrivate
 */
 AbstractMultiProxyModel::~AbstractMultiProxyModel()
 {
-
+    Q_D(AbstractMultiProxyModel);
+    foreach (const SourceModelIndex &source, d->indexList) {
+        disconnect(source.model, 0, d, 0);
+    }
+    delete d_ptr;
+    d_ptr = 0;
 }
 
 /*!
@@ -94,7 +99,7 @@ bool AbstractMultiProxyModel::removeSourceModel(QAbstractItemModel *sourceModel)
         SourceModelIndex index = i.next();
         if (index.model == sourceModel) {
             this->beginRemoveRows(QModelIndex(),n,n);
-            disconnect(sourceModel,0,this,0);
+            disconnect(sourceModel,0,d,0);
             i.remove();
             this->endRemoveRows();
             return true;
@@ -109,7 +114,7 @@ void AbstractMultiProxyModel::removeAllSourceModel()
     this->beginResetModel();
     Q_D(AbstractMultiProxyModel);
     foreach (SourceModelIndex si, d->indexList) {
-        disconnect(si.model,0,this,0);
+        disconnect(si.model,0,d,0);
     }
     d->indexList.clear();
     this->endResetModel();
diff --git a/liteidex/src/utils/folderview/multifoldermodel.cpp b/liteidex/src/utils/folderview/multifoldermodel.cpp
index 65d03e33..471ddb18 100644
--- a/liteidex/src/utils/folderview/multifoldermodel.cpp
+++ b/liteidex/src/utils/folderview/multifoldermodel.cpp
@@ -136,7 +136,9 @@ MultiFolderModel::MultiFolderModel(QObject *parent)
 
 MultiFolderModel::~MultiFolderModel()
 {
-
+    // Source models emit model signals during destruction. Remove and delete
+    // them while this proxy and its private signal receiver are still valid.
+    clearAll();
 }
 
 QModelIndex MultiFolderModel::addRootPath(const QString &path)
diff --git a/liteidex/src/utils/folderview/multifolderview.cpp b/liteidex/src/utils/folderview/multifolderview.cpp
index a4d5d185..b4ab814b 100644
--- a/liteidex/src/utils/folderview/multifolderview.cpp
+++ b/liteidex/src/utils/folderview/multifolderview.cpp
@@ -58,6 +58,12 @@ MultiFolderView::MultiFolderView(LiteApi::IApplication *app, QWidget *parent)
 
 MultiFolderView::~MultiFolderView()
 {
+    // QTreeView owns persistent indexes for the current model. Reset them and
+    // destroy the model before QTreeView starts tearing down its private data.
+    m_model->clearAll();
+    setModel(0);
+    delete m_model;
+    m_model = 0;
 }
 
 void MultiFolderView::setFilter(QDir::Filters filters)