This Bugzilla instance is a read-only archive of historic NetBeans bug reports. To report a bug in NetBeans please follow the project's instructions for reporting issues.
When behind the firewall, I cannot install an NBM; it is trying to connect, presumably to www.netbeans.org to find a DTD. Probably when you made the new AU DTD you forgot to update the AU entity catalog to match.
Created attachment 14745 [details] Thread dump (updater screen is hung)
Yarda, easy to fix?
Checking in libsrc/org/netbeans/updater/XMLUtil.java; /cvs/autoupdate/libsrc/org/netbeans/updater/XMLUtil.java,v <-- XMLUtil.java new revision: 1.8; previous revision: 1.7 done
Verified.