java.lang.NullPointerException: Attempt to invoke virtual method 'byte[] java.lang.String.getBytes(java.lang.String)' on a null object reference

Stack Overflow | Jeffrey Rajan | 4 months ago
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    How to get response from .svc webservice using ksoap2 with NTLM authentication

    Stack Overflow | 4 months ago | Jeffrey Rajan
    java.lang.NullPointerException: Attempt to invoke virtual method 'byte[] java.lang.String.getBytes(java.lang.String)' on a null object reference
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    Root Cause Analysis

    1. java.lang.NullPointerException

      Attempt to invoke virtual method 'byte[] java.lang.String.getBytes(java.lang.String)' on a null object reference

      at jcifs.smb.NtlmPasswordAuthentication.nTOWFv2()
    2. jCIFS
      Type3Message.<init>
      1. jcifs.smb.NtlmPasswordAuthentication.nTOWFv2(NtlmPasswordAuthentication.java:212)
      2. jcifs.ntlmssp.Type3Message.<init>(Type3Message.java:232)
      2 frames
    3. Meets Magento connector
      JCIFSEngine.generateType3Msg
      1. org.ksoap2.transport.JCIFSEngine.generateType3Msg(JCIFSEngine.java:43)
      1 frame
    4. Apache HttpClient
      RequestTargetAuthentication.process
      1. org.apache.http.impl.auth.NTLMScheme.authenticate(NTLMScheme.java:130)
      2. org.apache.http.client.protocol.RequestTargetAuthentication.process(RequestTargetAuthentication.java:101)
      2 frames
    5. Apache Http
      HttpRequestExecutor.preProcess
      1. org.apache.http.protocol.BasicHttpProcessor.process(BasicHttpProcessor.java:295)
      2. org.apache.http.protocol.HttpRequestExecutor.preProcess(HttpRequestExecutor.java:165)
      2 frames
    6. Apache HttpClient
      AbstractHttpClient.execute
      1. org.apache.http.impl.client.DefaultRequestDirector.execute(DefaultRequestDirector.java:414)
      2. org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:560)
      3. org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:492)
      4. org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:470)
      4 frames
    7. Meets Magento connector
      Transport.call
      1. org.ksoap2.transport.NtlmTransport.call(NtlmTransport.java:114)
      2. org.ksoap2.transport.NtlmTransport.call(NtlmTransport.java:92)
      3. org.ksoap2.transport.Transport.call(Transport.java:261)
      3 frames
    8. obs.ksoap2
      MainActivity$BGTask.doInBackground
      1. obs.ksoap2.MainActivity$BGTask.getResponse(MainActivity.java:190)
      2. obs.ksoap2.MainActivity$BGTask.doInBackground(MainActivity.java:212)
      3. obs.ksoap2.MainActivity$BGTask.doInBackground(MainActivity.java:46)
      3 frames
    9. Android Platform
      AsyncTask$2.call
      1. android.os.AsyncTask$2.call(AsyncTask.java:304)
      1 frame
    10. Java RT
      FutureTask.run
      1. java.util.concurrent.FutureTask.run(FutureTask.java:237)
      1 frame
    11. Android Platform
      AsyncTask$SerialExecutor$1.run
      1. android.os.AsyncTask$SerialExecutor$1.run(AsyncTask.java:243)
      1 frame
    12. Java RT
      Thread.run
      1. java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1133)
      2. java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:607)
      3. java.lang.Thread.run(Thread.java:761)
      3 frames