id,summary,reporter,owner,description,type,status,priority,milestone,component,version,resolution,keywords,cc 2669,TargetVariable information is lost in DataAnalysisModels,mkommend,mkommend,"With r13992 the target variable has been set to string.Empty. This has been implemented to avoid NullReferenceExceptions. However, the side effect has been that without a guarding if clause any saved target variable will be overwritten with an empty string causing a persistence break (e.g. SVM models).",defect,closed,high,HeuristicLab 3.3.15,Problems.DataAnalysis,3.3.14,done,,