java.io.IOException: number expected, read Token[1;2], line 1

Stack Overflow | user1417380 | 4 years ago
  1. 0

    Weka 3-7 CSVLoader do not work with ";" (semicolon) as field separator

    Stack Overflow | 4 years ago | user1417380
    java.io.IOException: number expected, read Token[1;2], line 1
  2. 0

    Exception in thread "main" java.io.IOException: keyword @relation expected, read Token[@relation], line 1

    Stack Overflow | 3 years ago | user2822966
    java.io.IOException: keyword @relation expected, read Token[@relation], line 1
  3. 0

    keyword @relation expected weka java

    Stack Overflow | 2 years ago | FRIDI Mourad
    java.io.IOException: keyword @relation expected, read Token[@attribute], line 1
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    I am using python-weka-wrapper and I am not able to load any dataset from weka in Command prompt or IDLE

    Stack Overflow | 11 months ago | sanjana jaikumar
    java.io.IOException: No source has been specified
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    Cannot find my data folder when I export my project as jar

    Stack Overflow | 1 year ago | zxue
    java.lang.NullPointerException

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    Root Cause Analysis

    1. java.io.IOException

      number expected, read Token[1;2], line 1

      at weka.core.converters.ArffLoader$ArffReader.errorMessage()
    2. weka-dev
      CSVLoader.getDataSet
      1. weka.core.converters.ArffLoader$ArffReader.errorMessage(ArffLoader.java:294)
      2. weka.core.converters.ArffLoader$ArffReader.getInstanceFull(ArffLoader.java:656)
      3. weka.core.converters.ArffLoader$ArffReader.getInstance(ArffLoader.java:477)
      4. weka.core.converters.ArffLoader$ArffReader.readInstance(ArffLoader.java:445)
      5. weka.core.converters.ArffLoader$ArffReader.readInstance(ArffLoader.java:430)
      6. weka.core.converters.ArffLoader$ArffReader.<init>(ArffLoader.java:202)
      7. weka.core.converters.CSVLoader.getDataSet(CSVLoader.java:803)
      7 frames
    3. de.tuhh.thesis
      Main.main
      1. de.tuhh.thesis.repower.pcanalysis.BinningWindSpeed.from_CSV_to_ARFF(BinningWindSpeed.java:99)
      2. de.tuhh.thesis.repower.pcanalysis.Main.main(Main.java:49)
      2 frames