java.lang.NullPointerException

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  • NullPOinterException
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  • URGENT: Exception crashes server, why?
    via by 3004,
    • java.lang.NullPointerException at serp.util.SimpleLinkedList.removeLast(SimpleLinkedList.java:184) at serp.util.SimpleLinkedList.removeEntry(SimpleLinkedList.java:128) at serp.util.OrderedSet.remove(OrderedSet.java:235) at serp.util.LRUMap.remove(LRUMap.java:183) at com.solarmetric.kodo.util.CacheMap.flush(CacheMap.java:292) at com.solarmetric.kodo.util.CacheMap.put(CacheMap.java:354) at com.solarmetric.kodo.runtime.datacache.AbstractCacheImpl.batchUpdate(AbstractCacheImpl.java:142) at com.solarmetric.kodo.runtime.datacache.TimedDataCache.batchUpdate(TimedDataCache.java:63) at com.solarmetric.kodo.runtime.datacache.DataCacheStoreManager.commit(DataCacheStoreManager.java:403) at com.solarmetric.kodo.runtime.PersistenceManagerImpl.endTransaction(PersistenceManagerImpl.java:829) at com.solarmetric.kodo.runtime.PersistenceManagerImpl.commit(PersistenceManagerImpl.java:509) at com.blockbuster.test.jdo.AccountAddressByRandomIdDbManager.performInsert(AccountAddressByRandomIdDbManager.java:71) at com.blockbuster.test.jdo.ClientThread.performOperation(ClientThread.java:177) at com.blockbuster.test.jdo.ClientThread.performOperation(ClientThread.java:160) at com.blockbuster.test.jdo.ClientThread.run(ClientThread.java:97)
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