How to set error handler

Hi, I would like to set error handler like this screen shot below. However I have to set return value on the right side,  I get an error on the End point of error handler root.  How Can I set the end point. It is impossible to see “ReturnValueName_2” from the end point. thank you in advance
1 answers

Open the endpoint by double-clicking on it, and type in ‘empty’ as your return value.