This may be a know issue, but here we go. The head was built from scratch today, Feb 16. 21:48:44,687 INFO [RARDeployment] Required license terms exist, view vfsfile:/C:/work/src/svn/jboss-head/build/output/jboss-5.0.0.Beta2/server/default/deploy/quartz-ra.rar/META-INF/ra.xml 21:48:50,296 ERROR [AbstractKernelController] Error installing to Start: name=jboss.jca:name='quartz-ra.rar',service=RARDeployment state=Create mode=Manual requiredState=Installed java.lang.StackOverflowError at java.nio.charset.CharsetDecoder.decode(CharsetDecoder.java:544) at java.lang.StringCoding$CharsetSD.decode(StringCoding.java:190) at java.lang.StringCoding.decode(StringCoding.java:228) at java.lang.String.<init>(String.java:405) at java.net.URLDecoder.decode(URLDecoder.java:171) at org.jboss.net.protocol.file.FileURLConnection.<init>(FileURLConnection.java:66) at org.jboss.net.protocol.file.Handler.openConnection(Handler.java:42) at java.net.URL.openConnection(URL.java:943) at org.jboss.virtual.plugins.context.AbstractURLHandler.initCacheLastModified(AbstractURLHandler.java:72) at org.jboss.virtual.plugins.context.AbstractURLHandler.<init>(AbstractURLHandler.java:65) at org.jboss.virtual.plugins.context.file.FileHandler.<init>(FileHandler.java:70) at org.jboss.virtual.plugins.context.file.FileHandler.<init>(FileHandler.java:89) at org.jboss.virtual.plugins.context.file.FileSystemContext.createVirtualFileHandler(FileSystemContext.java:253) at org.jboss.virtual.plugins.context.file.FileSystemContext.createVirtualFileHandler(FileSystemContext.java:186 ..... at org.jboss.virtual.plugins.context.file.FileHandler.getChildren(FileHandler.java:171) at org.jboss.virtual.plugins.context.file.FileSystemContext.createVirtualFileHandler(FileSystemContext.java:239) at org.jboss.virtual.plugins.context.file.FileSystemContext.createVirtualFileHandler(FileSystemContext.java:186) at org.jboss.virtual.plugins.context.file.FileHandler.getChildren(FileHandler.java:171) at org.jboss.virtual.plugins.context.file.FileSystemContext.createVirtualFileHandler(FileSystemContext.java:239) 21:48:56,296 INFO [TomcatDeployment] deploy, ctxPath=/, warUrl=vfsfile:/C:/work/src/svn/jboss-head/build/output/jboss-5.0.0.Beta2/server/default/deploy/ROOT.war/ 21:48:56,828 ERROR [ProfileServiceBootstrap] Failed to load profile: Summary of incomplete deployments (SEE PREVIOUS ERRORS FOR DETAILS): *** CONTEXTS IN ERROR: Name -> Error jboss.jca:name='quartz-ra.rar',service=RARDeQuartz deployment error while starting a 5.0 head buildployment -> java.lang.StackOverflowError jboss.jca:name='quartz-ra.rar#quartz-ra.rar',service=RARDeployment -> java.lang.StackOverflowError