gp_Pnt aP1;
for (i = 0; i < aNbB; i++) {
aObj = anAttrB->object(i);
+ if (!aObj.get()) // TODO:empty_result
+ // this check should be removed here after the result flush is corrected
+ // the problem is, that feature::execute() flushes redisplay by each result creation
+ // but it is possible(e.g. in the sketch circle, that there should be more than one result.
+ // Here, crash happens, because the second result is not created yet
+ continue;
aP1 = aMgr->getPosition(aObj, this, theStep);
myPntArray->SetVertice(i + 1, aP1);
}