ClassNotFoundException for JBoss Module

Issue

Receiving a ClassNotFoundException for a custom JBoss module:

Caused by: java.lang.ClassNotFoundException: org.john.dev from [Module "com.joe.dms-utility:main" from local module loader @769fb152 (finder: local module finder @6e32bb55 (roots: C:\Program Files\jboss-eap-6.4.4_QA\modules,C:\Program Files\jboss-eap-6.4.4_QA\modules\system\layers\brms,C:\Program Files\jboss-eap-6.4.4_QA\modules\system\layers\base))]
    at org.jboss.modules.ModuleClassLoader.findClass(ModuleClassLoader.java:196) [jboss-modules.jar:1.2.2.Final-redhat-1]
    at org.jboss.modules.ConcurrentClassLoader.performLoadClassUnchecked(ConcurrentClassLoader.java:444) [jboss-modules.jar:1.2.2.Final-redhat-1]
    at org.jboss.modules.ConcurrentClassLoader.performLoadClassChecked(ConcurrentClassLoader.java:432) [jboss-modules.jar:1.2.2.Final-redhat-1]
    at org.jboss.modules.ConcurrentClassLoader.performLoadClass(ConcurrentClassLoader.java:374) [jboss-modules.jar:1.2.2.Final-redhat-1]
    at org.jboss.modules.ConcurrentClassLoader.loadClass(ConcurrentClassLoader.java:119) [jboss-modules.jar:1.2.2.Final-redhat-1]
    ... 112 more