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org.netbeans.mdr.persistence.StoragePersistentDataException: Bad Magic Number 0 in header at offset 131,072 at org.netbeans.mdr.persistence.btreeimpl.btreestorage.BtreeExtent.readExtent (BtreeExtent.java:143) at org.netbeans.mdr.persistence.btreeimpl.btreestorage.BtreeDataFile.getExtent (BtreeDataFile.java:573) at org.netbeans.mdr.persistence.btreeimpl.btreestorage.BtreeDataFile.checkRecord (BtreeDataFile.java:1003) at org.netbeans.mdr.persistence.btreeimpl.btreestorage.BtreeDataFile.get (BtreeDataFile.java:276) at org.netbeans.mdr.persistence.btreeimpl.btreestorage.BtreeDataFile.get (BtreeDataFile.java:262) at org.netbeans.mdr.persistence.btreeimpl.btreestorage.BtreeDatabase.getRecord (BtreeDatabase.java:973) at org.netbeans.mdr.persistence.btreeimpl.btreestorage.BtreeDatabase.getIfExists (BtreeDatabase.java:725) at org.netbeans.mdr.persistence.btreeimpl.btreestorage.BtreeDatabase.get (BtreeDatabase.java:746) at org.netbeans.mdr.persistence.btreeimpl.btreestorage.BtreeMDRSource.getPage (BtreeMDRSource.java:68) [catch] at org.netbeans.mdr.persistence.btreeimpl.btreeindex.BtreePage.getChild (BtreePage.java:771) at org.netbeans.mdr.persistence.btreeimpl.btreeindex.BtreePage.getLocation (BtreePage.java:601) at org.netbeans.mdr.persistence.btreeimpl.btreeindex.Btree.getLocation (Btree.java:387) at org.netbeans.mdr.persistence.btreeimpl.btreeindex.BtreeListByKey$BtreeListByKeyI terator.<init>(BtreeListByKey.java:140) at org.netbeans.mdr.persistence.btreeimpl.btreeindex.BtreeListByKey.listIterator (BtreeListByKey.java:101) at org.netbeans.mdr.persistence.btreeimpl.btreeindex.BtreeListByKey.isEmpty (BtreeListByKey.java:59) at org.netbeans.mdr.storagemodel.IndexImmutSet.isEmpty (IndexImmutSet.java:89) at org.netbeans.mdr.handlers.IndexSetWrapper.isEmpty (IndexSetWrapper.java:111) at org.netbeans.modules.javacore.JMManager.resolveCPRoot (JMManager.java:985) at org.netbeans.modules.javacore.JMManager.resolveCodebases (JMManager.java:815) at org.netbeans.modules.javacore.JMManager$2.run(JMManager.java:769) at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:493) at org.openide.util.RequestProcessor$Processor.run (RequestProcessor.java:926)
Looks like a problem in MDR. Can you guys please look at this issue? Thanks. BTW, can you gopinethi please reproduce it? As a workaround you can start NetBeans with an empty user directory: nb.exe -userdir C:\abcd [Enter]
I am closing all reports in category Java/Unsupported as wontfix. These should be dead issues --- if the reported cases are against some live part of the NetBeans IDE please reopen and we can discuss to which category they belong.