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This bug was originally marked as duplicate of bug 206835, that is already resolved. This bug is still valid, so this seems to be another bug, but it might be related. Build: NetBeans IDE 8.0.2 (Build 201411181905) VM: Java HotSpot(TM) 64-Bit Server VM, 25.40-b25, Java(TM) SE Runtime Environment, 1.8.0_40-b26 OS: Windows 8 User Comments: GUEST: Running SQL Query Stacktrace: java.sql.SQLException: no database metadata available at org.netbeans.lib.ddl.adaptors.DefaultAdaptor.isReadOnly(DefaultAdaptor.java:438) at org.netbeans.modules.db.explorer.node.ConnectionNode.updateLocalProperties(ConnectionNode.java:224) at org.netbeans.modules.db.explorer.node.ConnectionNode.access$300(ConnectionNode.java:84) at org.netbeans.modules.db.explorer.node.ConnectionNode$2.run(ConnectionNode.java:362) at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1423) at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2033)
Created attachment 159871 [details] stacktrace
The fix was committed as: http://hg.netbeans.org/core-main/rev/b35cfca2d60c This problem originates in the updating of the connection node properties. If an exception happend there, it was always reported on the SEVERE level. The severance was reduced to the INFO level, that puts the message into the log and if this masked a real bug, that bug should be reported.