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  1. ResourceItems.get() has thrown a NullPointerException
    Unsorted
    0
    0
    0
  2. Trying to add an entry to a null HashTable
    Java Runtime
    73
    126
    96

Your stack trace compared to the selected pattern

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java.lang.NullPointerException
    at java.util.Hashtable.put(Hashtable.java:437)
    at org.pdfclown.documents.contents.fonts.SimpleFont.onLoad(SimpleFont.java:139)
    at org.pdfclown.documents.contents.fonts.Font.load(Font.java:737)
    at org.pdfclown.documents.contents.fonts.Font.<init>(Font.java:351)
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Solution

Nwabunnia10 months ago

Thrown when an application is trying to use or access an object whose reference equals to null. You are probably trying to use a reference that points to no location in memory as though it were referencing an object.

External results for this pattern (10)

  1. liuhaifvia GitHub5 days ago
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  2. jimmy-srcvia GitHub6 days ago
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  3. Jason Shahvia Google Groups2 weeks ago
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  4. Unknown authorvia Google Groups2 weeks ago
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  5. Manish Kumarvia Google Groups2 weeks ago
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  6. Sean Zhongvia Google Groups2 weeks ago
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  8. Salil Waghvia Google Groups2 weeks ago
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  9. Manish Kumarvia Google Groups2 weeks ago
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  10. joaonadaisfeupvia GitHub1 month ago
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