Catch Errors(Var Ports) node error message

[mlauber71]

@mychoi you might want to check the ‘wiring’ of the try/catch construct. Sometimes if does help to enclose the operation in a Component or Metanode

Understanding Problem Error Handling Loop

@robbsen OK I think I built something you might be able to work with. The important points are: encapsulate your loop in a component. Otherwise KNIME seems to have a problem to identify the Try-Catch block provide an empty table with the same structure as the one you want to collect at the end of a loop. I think you also could just use one table with one column and allow changing data structures in your Loop-End (you might have to clean that up later) I have not fully worked out the use of the…