Matteo Mortari created DROOLS-5592: -------------------------------------- Summary: DMN align sum([]) without error (followup DROOLS-5438) Key: DROOLS-5592 URL: https://issues.redhat.com/browse/DROOLS-5592 Project: Drools Issue Type: Bug Components: dmn engine Reporter: Matteo Mortari Assignee: Matteo Mortari Before [DROOLS-5438] the behaviour of sum() was not correct, since it was {code:java} sum([]) = 0 {code} while DMNv1.3 specified that ought to be: {code:java} sum([]) = null {code} While [DROOLS-5438] fixed the correct result (null value) it was emitting an Error which was never required by the spec, since it mentions: parameter: bq. list of 0 or more numbers (...) result: {quote} or null if list is empty{quote} -- This message was sent by Atlassian Jira (v7.13.8#713008)