java.lang.NullPointerException

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  1. 0

    sbt assembly fail with nullpointerexception in widows

    GitHub | 2 years ago | balamanian
    java.lang.NullPointerException
  2. 0

    Why the NPE using static method of DatatypeConverter?

    Stack Overflow | 5 years ago | Andrew Thompson
    java.lang.NullPointerException
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  4. 0

    Twitter API example fails with a Null Pointer Exception

    GitHub | 2 years ago | priav03
    org.scribe.exceptions.OAuthSignatureException: Error while signing string: POST&http%3A%2F%2Fapi.twitter.com%2Foauth%2Frequest_token&oauth_callback%3Doob%26oauth_consumer_key%3D******************************%26oauth_nonce%3D2959459152%26oauth_signature_method%3DHMAC-SHA1%26oauth_timestamp%3D1418972664%26oauth_version%3D1.0

    3 unregistered visitors

    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at javax.xml.bind.DatatypeConverter.printBase64Binary()
    2. Java RT
      DatatypeConverter.printBase64Binary
      1. javax.xml.bind.DatatypeConverter.printBase64Binary(DatatypeConverter.java:547)
      1 frame
    3. io.jsonwebtoken.impl
      DefaultJwtBuilder.compact
      1. io.jsonwebtoken.impl.Base64Codec.encode(Base64Codec.java:21)
      2. io.jsonwebtoken.impl.Base64UrlCodec.encode(Base64UrlCodec.java:22)
      3. io.jsonwebtoken.impl.DefaultJwtBuilder.base64UrlEncode(DefaultJwtBuilder.java:350)
      4. io.jsonwebtoken.impl.DefaultJwtBuilder.compact(DefaultJwtBuilder.java:296)
      4 frames