java.lang.NullPointerException: This exception has no message.

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via GitHub by yintaiyuan
, 1 year ago
java.lang.NullPointerException:
at io.mycat.sqlengine.mpp.UnsafeRowGrouper.aggregateRow(UnsafeRowGrouper.java:589)
at io.mycat.sqlengine.mpp.UnsafeRowGrouper.addRow(UnsafeRowGrouper.java:556)
at io.mycat.sqlengine.mpp.DataNodeMergeManager.run(DataNodeMergeManager.java:373)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:722)

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