javamail.providers in jboss-seam.jar causes javax.mail.NoSuchProviderException in JBOSS 7.1.1.Final --------------------------------------------------------------------------------------------------- Key: JBSEAM-5117 URL: https://issues.jboss.org/browse/JBSEAM-5117 Project: Seam 2 Issue Type: Bug Components: Core, Mail Affects Versions: 2.3.0.Final, 2.3.1.CR1, 2.3.1.Final Environment: Seam deployed in JBOSS 7.1.1.Final Reporter: Jerome Brette Priority: Minor Fix For: 2.3.2.CR1 In JBOSS 7.1.1, in the org/jboss/as/mail module defiinition , the javax.mail.api dependency also loads the content of the META-INF. Since the jboss-seam.jar/META-INF/javamail.providers only specificies the mock protocotol, this triggers the following expection: Caused by: javax.mail.NoSuchProviderException: No provider for smtp at javax.mail.Session.getProvider(Session.java:464) [mail-1.4.4.jar:1.4.4] at javax.mail.Session.getTransport(Session.java:659) [mail-1.4.4.jar:1.4.4] at javax.mail.Session.getTransport(Session.java:640) [mail-1.4.4.jar:1.4.4] at javax.mail.Session.getTransport(Session.java:626) [mail-1.4.4.jar:1.4.4] at org.jboss.seam.mail.ui.UIMessage.encodeEnd(UIMessage.java:166) [jboss-seam-mail-2.3.0.Final.jar:2.3.0.Final]