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App: [skip ci] check object status before accessing back links

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This commit is contained in:
wmayer
2021-02-22 17:31:25 +01:00
parent a01703d280
commit d17b061fea
1 changed files with 7 additions and 3 deletions
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10
src/App/PropertyLinks.cpp
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@@ -4618,10 +4618,14 @@ void PropertyXLinkContainer::clearDeps() {
auto owner = dynamic_cast<App::DocumentObject*>(getContainer());
if(!owner || !owner->getNameInDocument())
return;
for(auto obj : _Deps) {
if(obj && obj->getNameInDocument() && obj->getDocument()==owner->getDocument())
obj->_removeBackLink(owner);
#ifndef USE_OLD_DAG
if (!owner->testStatus(ObjectStatus::Destroy)) {
for(auto obj : _Deps) {
if(obj && obj->getNameInDocument() && obj->getDocument()==owner->getDocument())
obj->_removeBackLink(owner);
}
}
#endif
_Deps.clear();
_XLinks.clear();
_LinkRestored = false;