Trying to load a vCard of a user that does not exist will generate the following NPE. 2006.11.01 16:59:03 [org.jivesoftware.wildfire.ldap.LdapVCardProvider.getLdapAttributes(LdapVCardProvider.java:158) ] org.jivesoftware.wildfire.user.UserNotFoundException: Username admin not found at org.jivesoftware.wildfire.ldap.LdapManager.findUserDN(LdapManager.java:613) at org.jivesoftware.wildfire.ldap.LdapManager.findUserDN(LdapManager.java:541) at org.jivesoftware.wildfire.ldap.LdapVCardProvider.getLdapAttributes(LdapVCardProvider.java:137) at org.jivesoftware.wildfire.ldap.LdapVCardProvider.loadVCard(LdapVCardProvider.java:176) at org.jivesoftware.wildfire.vcard.VCardManager.getOrLoadVCard(VCardManager.java:198) at org.jivesoftware.wildfire.vcard.VCardManager.getVCard(VCardManager.java:191) at org.jivesoftware.wildfire.handler.IQvCardHandler.handleIQ(IQvCardHandler.java:107) at org.jivesoftware.wildfire.handler.IQHandler.process(IQHandler.java:48) at org.jivesoftware.wildfire.IQRouter.handle(IQRouter.java:268) at org.jivesoftware.wildfire.IQRouter.route(IQRouter.java:96) at org.jivesoftware.wildfire.spi.PacketRouterImpl.route(PacketRouterImpl.java:67) at org.jivesoftware.wildfire.net.SocketReader.processIQ(SocketReader.java:250) at org.jivesoftware.wildfire.net.ClientSocketReader.processIQ(ClientSocketReader.java:51) at org.jivesoftware.wildfire.net.SocketReader.process(SocketReader.java:216) at org.jivesoftware.wildfire.net.BlockingReadingMode.readStream(BlockingReadingMode.java:156) at org.jivesoftware.wildfire.net.BlockingReadingMode.run(BlockingReadingMode.java:62) at org.jivesoftware.wildfire.net.SocketReader.run(SocketReader.java:123) at java.lang.Thread.run(Thread.java:595) 2006.11.01 16:59:03 [org.jivesoftware.wildfire.handler.IQHandler.process(IQHandler.java:68) ] Internal server error java.lang.NullPointerException at org.jivesoftware.wildfire.ldap.LdapVCardProvider$VCard.treeWalk(LdapVCardProvider.java:300) at org.jivesoftware.wildfire.ldap.LdapVCardProvider$VCard.treeWalk(LdapVCardProvider.java:305) at org.jivesoftware.wildfire.ldap.LdapVCardProvider$VCard.getVCard(LdapVCardProvider.java:282) at org.jivesoftware.wildfire.ldap.LdapVCardProvider.loadVCard(LdapVCardProvider.java:178) at org.jivesoftware.wildfire.vcard.VCardManager.getOrLoadVCard(VCardManager.java:198) at org.jivesoftware.wildfire.vcard.VCardManager.getVCard(VCardManager.java:191) at org.jivesoftware.wildfire.handler.IQvCardHandler.handleIQ(IQvCardHandler.java:107) at org.jivesoftware.wildfire.handler.IQHandler.process(IQHandler.java:48) at org.jivesoftware.wildfire.IQRouter.handle(IQRouter.java:268) at org.jivesoftware.wildfire.IQRouter.route(IQRouter.java:96) at org.jivesoftware.wildfire.spi.PacketRouterImpl.route(PacketRouterImpl.java:67) at org.jivesoftware.wildfire.net.SocketReader.processIQ(SocketReader.java:250) at org.jivesoftware.wildfire.net.ClientSocketReader.processIQ(ClientSocketReader.java:51) at org.jivesoftware.wildfire.net.SocketReader.process(SocketReader.java:216) at org.jivesoftware.wildfire.net.BlockingReadingMode.readStream(BlockingReadingMode.java:156) at org.jivesoftware.wildfire.net.BlockingReadingMode.run(BlockingReadingMode.java:62) at org.jivesoftware.wildfire.net.SocketReader.run(SocketReader.java:123) at java.lang.Thread.run(Thread.java:595)