This exception occurred after about 1 1/2 hours ...
2011-09-07 12:43:27,057 ERROR [cursors.FilePendingMessageCursor] [] : [Usage
Async Task] Caught an IO Exception getting the
DiskList7_PendingCursor:snTableQueue_CHF
java.lang.NullPointerExceptionnull
at java.io.Writer.write(Writer.java:140)null
at java.io.BufferedWriter.newLine(BufferedWriter.java:225)null
at java.util.Properties.writeComments(Properties.java:671)null
at java.util.Properties.store0(Properties.java:805)null
at java.util.Properties.store(Properties.java:796)null
at org.apache.kahadb.page.PageFile.storeMetaData(PageFile.java:570)null
at org.apache.kahadb.page.PageFile.load(PageFile.java:361)null
at
org.apache.activemq.store.kahadb.plist.PListStore.intialize(PListStore.java:285)null
at
org.apache.activemq.store.kahadb.plist.PListStore.getPList(PListStore.java:218)null
at
org.apache.activemq.broker.region.cursors.FilePendingMessageCursor.getDiskList(FilePendingMessageCursor.java:457)null
at
org.apache.activemq.broker.region.cursors.FilePendingMessageCursor.flushToDisk(FilePendingMessageCursor.java:435)null
at
org.apache.activemq.broker.region.cursors.FilePendingMessageCursor.onUsageChanged(FilePendingMessageCursor.java:388)null
at org.apache.activemq.usage.Usage$1.run(Usage.java:268)null
at
java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)null
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)null
at java.lang.Thread.run(Thread.java: 619)null
Exception in thread "Usage Async Task" java.lang.RuntimeException:
java.lang.NullPointerException
at
org.apache.activemq.broker.region.cursors.FilePendingMessageCursor.getDiskList(FilePendingMessageCursor.java:460)
at
org.apache.activemq.broker.region.cursors.FilePendingMessageCursor.flushToDisk(FilePendingMessageCursor.java:435)
at
org.apache.activemq.broker.region.cursors.FilePendingMessageCursor.onUsageChanged(FilePendingMessageCursor.java:388)
at org.apache.activemq.usage.Usage$1.run(Usage.java:268)
at
java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
at java.lang.Thread.run(Thread.java:619)
Caused by: java.lang.NullPointerException
at java.io.Writer.write(Writer.java:140)
at java.io.BufferedWriter.newLine(BufferedWriter.java:225)
at java.util.Properties.writeComments(Properties.java:671)
--
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