diff --git a/ApplicationCode/ProjectDataModel/RimUiTreeView.cpp b/ApplicationCode/ProjectDataModel/RimUiTreeView.cpp
index ac4f7bde1b..56a4bc9d19 100644
--- a/ApplicationCode/ProjectDataModel/RimUiTreeView.cpp
+++ b/ApplicationCode/ProjectDataModel/RimUiTreeView.cpp
@@ -1246,17 +1246,15 @@ void storeExpandedState(QStringList & nodes, QTreeView * view, QAbstractItemMode
 //--------------------------------------------------------------------------------------------------
 /// 
 //--------------------------------------------------------------------------------------------------
-void RimUiTreeView::applyTreeViewState(const QString& treeViewState)
+void RimUiTreeView::applyTreeViewStateFromString(const QString& treeViewState)
 {
     if (this->model())
     {
         this->collapseAll();
 
-        QString stateString = RiaApplication::instance()->project()->treeViewState;
+        QStringList nodes = treeViewState.split(";");
 
-        QStringList nodes = stateString.split("|");
         QString path;
-
         setExpandedState(nodes, this, this->model(), QModelIndex(), path);
     }
 }
@@ -1264,7 +1262,7 @@ void RimUiTreeView::applyTreeViewState(const QString& treeViewState)
 //--------------------------------------------------------------------------------------------------
 /// 
 //--------------------------------------------------------------------------------------------------
-void RimUiTreeView::storeTreeViewState(QString& treeViewState)
+void RimUiTreeView::storeTreeViewStateToString(QString& treeViewState)
 {
     if (this->model())
     {
@@ -1273,8 +1271,7 @@ void RimUiTreeView::storeTreeViewState(QString& treeViewState)
 
         storeExpandedState(nodes, this, this->model(), QModelIndex(), path);
 
-        QString stateString = nodes.join("|");
-        RiaApplication::instance()->project()->treeViewState = stateString;
+        treeViewState = nodes.join(";");
     }
 }
 
diff --git a/ApplicationCode/ProjectDataModel/RimUiTreeView.h b/ApplicationCode/ProjectDataModel/RimUiTreeView.h
index 09eb038184..e8a2617b9c 100644
--- a/ApplicationCode/ProjectDataModel/RimUiTreeView.h
+++ b/ApplicationCode/ProjectDataModel/RimUiTreeView.h
@@ -43,8 +43,8 @@ public:
 
     virtual void setModel(QAbstractItemModel* model);
 
-    void applyTreeViewState(const QString& treeViewState);
-    void storeTreeViewState(QString& treeViewState);
+    void applyTreeViewStateFromString(const QString& treeViewState);
+    void storeTreeViewStateToString(QString& treeViewState);
 
 protected:
     void contextMenuEvent(QContextMenuEvent* event);
diff --git a/ApplicationCode/UserInterface/RiuMainWindow.cpp b/ApplicationCode/UserInterface/RiuMainWindow.cpp
index e9703e4b7d..c9c1114137 100644
--- a/ApplicationCode/UserInterface/RiuMainWindow.cpp
+++ b/ApplicationCode/UserInterface/RiuMainWindow.cpp
@@ -1424,7 +1424,7 @@ void RiuMainWindow::storeTreeViewState()
     {
         QString treeViewState;
         
-        m_treeView->storeTreeViewState(treeViewState);
+        m_treeView->storeTreeViewStateToString(treeViewState);
         
         RiaApplication::instance()->project()->treeViewState = treeViewState;
     }
@@ -1441,7 +1441,7 @@ void RiuMainWindow::restoreTreeViewState()
         if (!stateString.isEmpty())
         {
             m_treeView->collapseAll();
-            m_treeView->applyTreeViewState(stateString);
+            m_treeView->applyTreeViewStateFromString(stateString);
         }
     }
 }