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  1. 0

    sbt assembly fail with nullpointerexception in widows

    GitHub | 2 years ago | balamanian
  2. 0

    Why the NPE using static method of DatatypeConverter?

    Stack Overflow | 5 years ago | Andrew Thompson
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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&******************************%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
      1. javax.xml.bind.DatatypeConverter.printBase64Binary(
      1 frame
    3. io.jsonwebtoken.impl
      1. io.jsonwebtoken.impl.Base64Codec.encode(
      2. io.jsonwebtoken.impl.Base64UrlCodec.encode(
      3. io.jsonwebtoken.impl.DefaultJwtBuilder.base64UrlEncode(
      4. io.jsonwebtoken.impl.DefaultJwtBuilder.compact(
      4 frames