From 927fdc9edc0e86d6a01b3ca6e269a2f24e493f08 Mon Sep 17 00:00:00 2001
From: Benjamin Nauck <benjamin@nauck.se>
Date: Sat, 9 Jan 2021 04:30:28 +0100
Subject: [PATCH] [Sketcher] Fix crash in SketcherObject::setDatum

The variable newVals can't be used after std::move, fetch it from the
constraint it if an error occurs.
---
 src/Mod/Sketcher/App/SketchObject.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Mod/Sketcher/App/SketchObject.cpp b/src/Mod/Sketcher/App/SketchObject.cpp
index 37e81f3b13..d4f34362de 100644
--- a/src/Mod/Sketcher/App/SketchObject.cpp
+++ b/src/Mod/Sketcher/App/SketchObject.cpp
@@ -362,7 +362,7 @@ int SketchObject::setDatum(int ConstrId, double Datum)
     int err = solve();
 
     if (err)
-        newVals[ConstrId]->setValue(oldDatum);
+        this->Constraints.getValues()[ConstrId]->setValue(oldDatum); // newVals is a shell now
 
     return err;
 }