You can still update the DecisionTable and build the ear file successfully. There is no issue reported when loading the same DecisionTable in WebStudio.
Issue/Introduction
Error "Constraint Table Creation" thrown when you try to open a DecisionTable that includes a condition like "() && !()"
Environment
All Operating Systems
Resolution
This is a design time issue reported in TIBCO BusinessEvents Studio only. Our engineering confirmed the reported error is harmless and can be ignored (no issues at runtime).
Note: Issue reported in TIBCO BusinessEvents version 5.5.0 only (fixed in TIBCO BusinessEvents version 5.6.0).