java.lang.NullPointerException: null

GitHub | LosD | 4 months ago
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    Stack Overflow | 4 years ago | Hari
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    Stack Overflow | 4 years ago | Chappies
    java.lang.NullPointerException: null

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    Root Cause Analysis

    1. java.lang.NullPointerException

      null

      at org.apache.metamodel.excel.ExcelUpdateCallback.getLastRowNum()
    2. org.apache.metamodel
      ExcelInsertBuilder.execute
      1. org.apache.metamodel.excel.ExcelUpdateCallback.getLastRowNum(ExcelUpdateCallback.java:131)[MetaModel-excel-4.5.2.jar:4.5.2]
      2. org.apache.metamodel.excel.ExcelUpdateCallback.createRow(ExcelUpdateCallback.java:125)[MetaModel-excel-4.5.2.jar:4.5.2]
      3. org.apache.metamodel.excel.ExcelInsertBuilder.execute(ExcelInsertBuilder.java:52)[MetaModel-excel-4.5.2.jar:4.5.2]
      3 frames
    3. org.datacleaner.output
      AbstractMetaModelOutputWriter$1.run
      1. org.datacleaner.output.AbstractMetaModelOutputWriter$1.run(AbstractMetaModelOutputWriter.java:94)[DataCleaner-engine-core-5.0.3.jar:na]
      1 frame
    4. org.apache.metamodel
      ExcelDataContext.executeUpdate
      1. org.apache.metamodel.excel.ExcelDataContext.executeUpdate(ExcelDataContext.java:232)[MetaModel-excel-4.5.2.jar:4.5.2]
      1 frame
    5. org.datacleaner.output
      AbstractMetaModelOutputWriter.close
      1. org.datacleaner.output.AbstractMetaModelOutputWriter.flushBuffer(AbstractMetaModelOutputWriter.java:85)[DataCleaner-engine-core-5.0.3.jar:na]
      2. org.datacleaner.output.AbstractMetaModelOutputWriter.close(AbstractMetaModelOutputWriter.java:105)[DataCleaner-engine-core-5.0.3.jar:na]
      2 frames
    6. org.datacleaner.extension
      AbstractOutputWriterAnalyzer.getResult
      1. org.datacleaner.extension.output.AbstractOutputWriterAnalyzer.getResult(AbstractOutputWriterAnalyzer.java:75)[DataCleaner-writers-5.0.3.jar:na]
      2. org.datacleaner.extension.output.AbstractOutputWriterAnalyzer.getResult(AbstractOutputWriterAnalyzer.java:38)[DataCleaner-writers-5.0.3.jar:na]
      2 frames
    7. org.datacleaner.job
      TaskRunnable.run
      1. org.datacleaner.job.tasks.CollectResultsTask.execute(CollectResultsTask.java:60)[DataCleaner-engine-core-5.0.3.jar:na]
      2. org.datacleaner.job.concurrent.TaskRunnable.run(TaskRunnable.java:61)[DataCleaner-api-5.0.3.jar:na]
      2 frames
    8. Java RT
      Thread.run
      1. java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)[na:1.8.0_101]
      2. java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)[na:1.8.0_101]
      3. java.lang.Thread.run(Unknown Source)[na:1.8.0_101]
      3 frames