Invalid use of ModuleIdentifier.create(String) for dynamic names prevents use of slots -------------------------------------------------------------------------------------- Key: WFLY-6550 URL: https://issues.jboss.org/browse/WFLY-6550 Project: WildFly Issue Type: Bug Components: JCA, JMS, Security, Security Manager, Web (Undertow) Affects Versions: 10.0.0.Final Reporter: Brian Stansberry Assignee: Brian Stansberry The ModuleIdentifier.create(String) method is a convenience method for creating an id with a slot of "main". Using this method for user-provided module names prevents the user from encoding a slot into their string. Better is to use ModuleIdentifier.fromString(String) which will parse out a slot if present. WFCORE-1499 is due to this problem; reviewing the PR for it led me to investigate core and full for other occurrences. Found a few.