XLS export does not add the cell values for columns that resolve to String, but actually store the data as Date --------------------------------------------------------------------------------------------------------------- Key: DROOLS-4438 URL: https://issues.jboss.org/browse/DROOLS-4438 Project: Drools Issue Type: Sub-task Components: Guided Decision Table Editor, XLS Decision Table Editor Affects Versions: 7.26.0.Final Reporter: Toni Rikkola Assignee: Toni Rikkola Priority: Major Labels: drools-tools This most likely also applies for any other data type than String. Dates, doubles, ints so on.