id summary reporter owner description type status priority milestone component version resolution keywords cc 1559 Memory leak in SymbolicExpressionTreeGrammars mkommend gkronber The memory leak was introduced with #1532, because events were registered on symbols which are not cloned. defect closed highest HeuristicLab 3.3.5 Encodings.SymbolicExpressionTreeEncoding 3.3.5 done