I allready done this. But I got another solution. And this is pretty weird. I loggid in as /root. Altought I gave with anonymous wrote : chown -R jboss jboss/ the jboss-user the full permissions to its direcory there was allways such an error:anonymous wrote : | jboss@venus:/opt/public/jboss-EJB-3.0_RC9-FD$ ant -f install.xml -Djboss.server.config=default -DJBOSS_HOME='/opt/local/usr/jboss' | Buildfile: install.xml | | install: | [delete] Deleting directory /opt/local/usr/jboss/server/default/deploy/jboss-aop.deployer | [delete] Deleting directory /opt/local/usr/jboss/server/default/deploy/jbossws14.sar | [delete] Deleting: /opt/local/usr/jboss/client/jbossws14-client.jar | [copy] Copying 1 file to /opt/local/usr/jboss/client | [copy] Copying 1 file to /opt/local/usr/jboss/client | [copy] Copying 1 file to /opt/local/usr/jboss/client | [copy] Copying 1 file to /opt/local/usr/jboss/server/default/lib | [copy] Copying 1 file to /opt/local/usr/jboss/client | [copy] Copying 1 file to /opt/local/usr/jboss/server/default/lib | [copy] Copying 1 file to /opt/local/usr/jboss/server/default/lib | [copy] Copying 1 file to /opt/local/usr/jboss/server/default/lib | [copy] Copying 14 files to /opt/local/usr/jboss/server/default/deploy | [copy] Copying 1 file to /opt/local/usr/jboss/server/default/deploy | | BUILD FAILED | /opt/public/jboss-EJB-3.0_RC9-FD/install.xml:71: Directory /opt/public/jboss-EJB-3.0_RC9-FD/tmp creation was not successful for an unknown reason | | Total time: 7 seconds | But when I logged on the shell as /root it worked! anonymous wrote : venus:/opt/public/jboss-EJB-3.0_RC9-FD# ant -f install.xml -Djboss.server.config=default -DJBOSS_HOME='/opt/local/usr/jboss' | Buildfile: install.xml | | install: | [delete] Deleting directory /opt/local/usr/jboss/server/default/deploy/jboss-aop-jdk50.deployer | [delete] Deleting directory /opt/local/usr/jboss/server/default/deploy/ejb3.deployer | [copy] Copying 10 files to /opt/local/usr/jboss/server/default/deploy | [mkdir] Created dir: /opt/public/jboss-EJB-3.0_RC9-FD/tmp | [unjar] Expanding: /opt/local/usr/jboss/server/default/lib/jboss.jar into /opt/public/jboss-EJB-3.0_RC9-FD/tmp | [jar] Building jar: /opt/local/usr/jboss/server/default/lib/jboss.jar | [delete] Deleting directory /opt/public/jboss-EJB-3.0_RC9-FD/tmp | | BUILD SUCCESSFUL | Total time: 10 seconds | very strange. Gruss Christian View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3981605#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...