if (aGroup->Get() == ModelAPI_ResultBody::group().c_str()) {
aNewBody = createBody(theFeature->data(), aResIndex);
} else if (aGroup->Get() == ModelAPI_ResultPart::group().c_str()) {
- std::shared_ptr<ModelAPI_ResultPart> aNewP = createPart(theFeature->data(), aResIndex);
- theFeature->setResult(aNewP, aResIndex);
- if (!aNewP->partDoc().get())
- // create the part result: it is better to restore the previous result if it is possible
- theFeature->execute();
+ if (aResIndex <= theFeature->results().size()) { // to avoid crash if previous execute
+ // for index = 0 erases result
+ std::shared_ptr<ModelAPI_ResultPart> aNewP = createPart(theFeature->data(), aResIndex);
+ theFeature->setResult(aNewP, aResIndex);
+ if (!aNewP->partDoc().get())
+ // create the part result: it is better to restore the previous result if it is possible
+ theFeature->execute();
+ }
} else if (aGroup->Get() == ModelAPI_ResultConstruction::group().c_str()) {
ResultConstructionPtr aConstr = createConstruction(theFeature->data(), aResIndex);
if (!aConstr->updateShape())