node-vertica使用回调抛出多查询的异常

I have created a simple web interface for vertica. I expose simple operation above a vertica cluster. one of the functionality I expose is querying vertica. when my user enters a multi-query the node modul throws an exception and my process exits with exit 1. Is there any way to catch this exception? Is there any way overcome the problem in a different way?I have created a simple web interface for verti