TD: fixes #12984: Doing Ctrl-Z in TechDraw reliably causes a segfault

2024-03-16 01:45:37 +01:00
parent e42aeb7a42
commit f2f312ce3b
1 changed files with 6 additions and 1 deletions
--- a/src/Mod/TechDraw/Gui/ViewProviderViewPart.cpp
+++ b/src/Mod/TechDraw/Gui/ViewProviderViewPart.cpp
@@ -439,7 +439,12 @@ int ViewProviderViewPart::prefHighlightStyle()
 // TODO: does this need to be implemented for Leaderlines and ???? others?
 void ViewProviderViewPart::fixSceneDependencies()
 {
-    auto scene = getViewProviderPage()->getQGSPage();
+    auto page = getViewProviderPage();
+    if (!page) {
+        return;
+    }
+
+    auto scene = page->getQGSPage();
    auto partQView = getQView();

    auto dimensions =  getViewPart()->getDimensions();