From cb2160449412b6470996a2b9b4a4a8ed172d6717 Mon Sep 17 00:00:00 2001
From: Syres916 <46537884+Syres916@users.noreply.github.com>
Date: Mon, 20 Mar 2023 14:00:34 +0000
Subject: [PATCH] [App] Minor improvment to error handling for...

... a rare event, see https://forum.freecad.org/viewtopic.php?t=76947
---
 src/App/PropertyPythonObject.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/App/PropertyPythonObject.cpp b/src/App/PropertyPythonObject.cpp
index edf46f20c91f..c1c364d5bbfa 100644
--- a/src/App/PropertyPythonObject.cpp
+++ b/src/App/PropertyPythonObject.cpp
@@ -121,6 +121,11 @@ void PropertyPythonObject::fromString(const std::string& repr)
     try {
         if (repr.empty())
             return;
+        if (repr == "null") {
+            Py::String typestr(this->object.type().str());
+            Base::Console().Log("PropertyPythonObject::fromString(): repr is null for object %s\n", typestr.as_string().c_str());
+            return;
+        }
         Py::Module pickle(PyImport_ImportModule("json"),true);
         if (pickle.isNull())
             throw Py::Exception();