diff --git a/src/Mod/PartDesign/Gui/TaskChamferParameters.cpp b/src/Mod/PartDesign/Gui/TaskChamferParameters.cpp
index a79c88995d..cbedda306b 100644
--- a/src/Mod/PartDesign/Gui/TaskChamferParameters.cpp
+++ b/src/Mod/PartDesign/Gui/TaskChamferParameters.cpp
@@ -164,23 +164,29 @@ void TaskChamferParameters::onRefDeleted(void)
         return;
     }
 
+    // get the chamfer object
+    PartDesign::Chamfer* pcChamfer = static_cast<PartDesign::Chamfer*>(DressUpView->getObject());
+    App::DocumentObject* base = pcChamfer->Base.getValue();
+    // get all chamfer references
+    std::vector<std::string> refs = pcChamfer->Base.getSubValues();
+
     // delete the selection backwards to assure the list index keeps valid for the deletion
     for (int i = selectedList.count() - 1; i > -1; i--) {
-        // get the fillet object
-        PartDesign::Chamfer* pcChamfer = static_cast<PartDesign::Chamfer*>(DressUpView->getObject());
-        App::DocumentObject* base = pcChamfer->Base.getValue();
-        // get all fillet references
-        std::vector<std::string> refs = pcChamfer->Base.getSubValues();
         // the ref index is the same as the listWidgetReferences index
         // so we can erase using the row number of the element to be deleted
         int rowNumber = ui->listWidgetReferences->row(selectedList.at(i));
+        // erase the reference
         refs.erase(refs.begin() + rowNumber);
         setupTransaction();
+        // update the object
         pcChamfer->Base.setValue(base, refs);
-        ui->listWidgetReferences->model()->removeRow(rowNumber);
-        pcChamfer->getDocument()->recomputeFeature(pcChamfer);
+        // remove from the list
+        ui->listWidgetReferences->model()->removeRow(rowNumber);  
     }
 
+    // recompute the feature
+    pcChamfer->getDocument()->recomputeFeature(pcChamfer);
+
     // if there is only one item left, it cannot be deleted
     if (ui->listWidgetReferences->count() == 1) {
         deleteAction->setEnabled(false);
diff --git a/src/Mod/PartDesign/Gui/TaskDraftParameters.cpp b/src/Mod/PartDesign/Gui/TaskDraftParameters.cpp
index 754534ee75..29aaedeb87 100644
--- a/src/Mod/PartDesign/Gui/TaskDraftParameters.cpp
+++ b/src/Mod/PartDesign/Gui/TaskDraftParameters.cpp
@@ -238,23 +238,29 @@ void TaskDraftParameters::onRefDeleted(void)
         return;
     }
 
+    // get the draft object
+    PartDesign::Draft* pcDraft = static_cast<PartDesign::Draft*>(DressUpView->getObject());
+    App::DocumentObject* base = pcDraft->Base.getValue();
+    // get all draft references
+    std::vector<std::string> refs = pcDraft->Base.getSubValues();
+
     // delete the selection backwards to assure the list index keeps valid for the deletion
     for (int i = selectedList.count() - 1; i > -1; i--) {
-        // get the fillet object
-        PartDesign::Draft* pcDraft = static_cast<PartDesign::Draft*>(DressUpView->getObject());
-        App::DocumentObject* base = pcDraft->Base.getValue();
-        // get all fillet references
-        std::vector<std::string> refs = pcDraft->Base.getSubValues();
         // the ref index is the same as the listWidgetReferences index
         // so we can erase using the row number of the element to be deleted
         int rowNumber = ui->listWidgetReferences->row(selectedList.at(i));
+        // erase the reference
         refs.erase(refs.begin() + rowNumber);
         setupTransaction();
+        // update the object
         pcDraft->Base.setValue(base, refs);
+        // remove from the list
         ui->listWidgetReferences->model()->removeRow(rowNumber);
-        pcDraft->getDocument()->recomputeFeature(pcDraft);
     }
 
+    // recompute the feature
+    pcDraft->getDocument()->recomputeFeature(pcDraft);
+
     // if there is only one item left, it cannot be deleted
     if (ui->listWidgetReferences->count() == 1) {
         deleteAction->setEnabled(false);
diff --git a/src/Mod/PartDesign/Gui/TaskFilletParameters.cpp b/src/Mod/PartDesign/Gui/TaskFilletParameters.cpp
index 0baa4cf162..a434f0c139 100644
--- a/src/Mod/PartDesign/Gui/TaskFilletParameters.cpp
+++ b/src/Mod/PartDesign/Gui/TaskFilletParameters.cpp
@@ -164,23 +164,29 @@ void TaskFilletParameters::onRefDeleted(void)
         return;
     }
 
+    // get the fillet object
+    PartDesign::Fillet* pcFillet = static_cast<PartDesign::Fillet*>(DressUpView->getObject());
+    App::DocumentObject* base = pcFillet->Base.getValue();
+    // get all fillet references
+    std::vector<std::string> refs = pcFillet->Base.getSubValues();
+
     // delete the selection backwards to assure the list index keeps valid for the deletion
     for (int i = selectedList.count()-1; i > -1; i--) {
-        // get the fillet object
-        PartDesign::Fillet* pcFillet = static_cast<PartDesign::Fillet*>(DressUpView->getObject());
-        App::DocumentObject* base = pcFillet->Base.getValue();
-        // get all fillet references
-        std::vector<std::string> refs = pcFillet->Base.getSubValues();
         // the ref index is the same as the listWidgetReferences index
         // so we can erase using the row number of the element to be deleted
         int rowNumber = ui->listWidgetReferences->row(selectedList.at(i));
+        // erase the reference
         refs.erase(refs.begin() + rowNumber);
         setupTransaction();
+        // update the object
         pcFillet->Base.setValue(base, refs);
+        // remove from the list
         ui->listWidgetReferences->model()->removeRow(rowNumber);
-        pcFillet->getDocument()->recomputeFeature(pcFillet);
     }
 
+    // recompute the feature
+    pcFillet->getDocument()->recomputeFeature(pcFillet);
+
     // if there is only one item left, it cannot be deleted
     if (ui->listWidgetReferences->count() == 1) {
         deleteAction->setEnabled(false);
diff --git a/src/Mod/PartDesign/Gui/TaskThicknessParameters.cpp b/src/Mod/PartDesign/Gui/TaskThicknessParameters.cpp
index 1cdf481144..7991cd63e1 100644
--- a/src/Mod/PartDesign/Gui/TaskThicknessParameters.cpp
+++ b/src/Mod/PartDesign/Gui/TaskThicknessParameters.cpp
@@ -186,23 +186,29 @@ void TaskThicknessParameters::onRefDeleted(void)
         return;
     }
 
+    // get the thickness object
+    PartDesign::Thickness* pcThickness = static_cast<PartDesign::Thickness*>(DressUpView->getObject());
+    App::DocumentObject* base = pcThickness->Base.getValue();
+    // get all thickness references
+    std::vector<std::string> refs = pcThickness->Base.getSubValues();
+
     // delete the selection backwards to assure the list index keeps valid for the deletion
     for (int i = selectedList.count() - 1; i > -1; i--) {
-        // get the fillet object
-        PartDesign::Thickness* pcThickness = static_cast<PartDesign::Thickness*>(DressUpView->getObject());
-        App::DocumentObject* base = pcThickness->Base.getValue();
-        // get all fillet references
-        std::vector<std::string> refs = pcThickness->Base.getSubValues();
         // the ref index is the same as the listWidgetReferences index
         // so we can erase using the row number of the element to be deleted
         int rowNumber = ui->listWidgetReferences->row(selectedList.at(i));
+        // erase the reference
         refs.erase(refs.begin() + rowNumber);
         setupTransaction();
+        // update the object
         pcThickness->Base.setValue(base, refs);
+        // remove from the list
         ui->listWidgetReferences->model()->removeRow(rowNumber);
-        pcThickness->getDocument()->recomputeFeature(pcThickness);
     }
 
+    // recompute the feature
+    pcThickness->getDocument()->recomputeFeature(pcThickness);
+
     // if there is only one item left, it cannot be deleted
     if (ui->listWidgetReferences->count() == 1) {
         deleteAction->setEnabled(false);