java.lang.NullPointerException: Attempt to invoke virtual method 'boolean java.lang.String.startsWith(java.lang.String)' on a null object reference

Appcelerator JIRA | Matteo Landi | 2 years ago
  1. 0

    TiDownloadManager doesn't seem to properly handle redirects on Android Lollipop. This is the exception I get: {code} ERROR] TiDownloadManager: (pool-4-thread-1) [916,916] Exception downloading https://graph.facebook.com/100008778152788/picture?width=200&height=200 [ERROR] TiDownloadManager: java.lang.NullPointerException: Attempt to invoke virtual method 'boolean java.lang.String.startsWith(java.lang.String)' on a null object reference [ERROR] TiDownloadManager: at com.android.okhttp.internal.http.StatusLine.<init>(StatusLine.java:24) [ERROR] TiDownloadManager: at com.android.okhttp.Response$Builder.statusLine(Response.java:419) [ERROR] TiDownloadManager: at com.android.okhttp.internal.http.JavaApiConverter.createOkResponse(JavaApiConverter.java:116) [ERROR] TiDownloadManager: at com.android.okhttp.internal.http.ResponseCacheAdapter.get(ResponseCacheAdapter.java:53) [ERROR] TiDownloadManager: at com.android.okhttp.internal.http.HttpEngine.sendRequest(HttpEngine.java:190) [ERROR] TiDownloadManager: at com.android.okhttp.internal.http.HttpURLConnectionImpl.execute(HttpURLConnectionImpl.java:373) [ERROR] TiDownloadManager: at com.android.okhttp.internal.http.HttpURLConnectionImpl.getResponse(HttpURLConnectionImpl.java:323) [ERROR] TiDownloadManager: at com.android.okhttp.internal.http.HttpURLConnectionImpl.getInputStream(HttpURLConnectionImpl.java:190) [ERROR] TiDownloadManager: at com.android.okhttp.internal.http.DelegatingHttpsURLConnection.getInputStream(DelegatingHttpsURLConnection.java:210) [ERROR] TiDownloadManager: at com.android.okhttp.internal.http.HttpsURLConnectionImpl.getInputStream(HttpsURLConnectionImpl.java:25) [ERROR] TiDownloadManager: at java.net.URL.openStream(URL.java:470) [ERROR] TiDownloadManager: at org.appcelerator.titanium.util.TiDownloadManager$DownloadJob.run(TiDownloadManager.java:135) [ERROR] TiDownloadManager: at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1112) [ERROR] TiDownloadManager: at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:587) [ERROR] TiDownloadManager: at java.lang.Thread.run(Thread.java:818) {code} Attached you can find a single window application in which two image views are used to display remote images. The second of the two uses some facebook redirect to get the actual image url, and TiDownloadManager crashes while fetching the data.

    Appcelerator JIRA | 2 years ago | Matteo Landi
    java.lang.NullPointerException: Attempt to invoke virtual method 'boolean java.lang.String.startsWith(java.lang.String)' on a null object reference
  2. 0

    TiDownloadManager doesn't seem to properly handle redirects on Android Lollipop. This is the exception I get: {code} ERROR] TiDownloadManager: (pool-4-thread-1) [916,916] Exception downloading https://graph.facebook.com/100008778152788/picture?width=200&height=200 [ERROR] TiDownloadManager: java.lang.NullPointerException: Attempt to invoke virtual method 'boolean java.lang.String.startsWith(java.lang.String)' on a null object reference [ERROR] TiDownloadManager: at com.android.okhttp.internal.http.StatusLine.<init>(StatusLine.java:24) [ERROR] TiDownloadManager: at com.android.okhttp.Response$Builder.statusLine(Response.java:419) [ERROR] TiDownloadManager: at com.android.okhttp.internal.http.JavaApiConverter.createOkResponse(JavaApiConverter.java:116) [ERROR] TiDownloadManager: at com.android.okhttp.internal.http.ResponseCacheAdapter.get(ResponseCacheAdapter.java:53) [ERROR] TiDownloadManager: at com.android.okhttp.internal.http.HttpEngine.sendRequest(HttpEngine.java:190) [ERROR] TiDownloadManager: at com.android.okhttp.internal.http.HttpURLConnectionImpl.execute(HttpURLConnectionImpl.java:373) [ERROR] TiDownloadManager: at com.android.okhttp.internal.http.HttpURLConnectionImpl.getResponse(HttpURLConnectionImpl.java:323) [ERROR] TiDownloadManager: at com.android.okhttp.internal.http.HttpURLConnectionImpl.getInputStream(HttpURLConnectionImpl.java:190) [ERROR] TiDownloadManager: at com.android.okhttp.internal.http.DelegatingHttpsURLConnection.getInputStream(DelegatingHttpsURLConnection.java:210) [ERROR] TiDownloadManager: at com.android.okhttp.internal.http.HttpsURLConnectionImpl.getInputStream(HttpsURLConnectionImpl.java:25) [ERROR] TiDownloadManager: at java.net.URL.openStream(URL.java:470) [ERROR] TiDownloadManager: at org.appcelerator.titanium.util.TiDownloadManager$DownloadJob.run(TiDownloadManager.java:135) [ERROR] TiDownloadManager: at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1112) [ERROR] TiDownloadManager: at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:587) [ERROR] TiDownloadManager: at java.lang.Thread.run(Thread.java:818) {code} Attached you can find a single window application in which two image views are used to display remote images. The second of the two uses some facebook redirect to get the actual image url, and TiDownloadManager crashes while fetching the data.

    Appcelerator JIRA | 2 years ago | Matteo Landi
    java.lang.NullPointerException: Attempt to invoke virtual method 'boolean java.lang.String.startsWith(java.lang.String)' on a null object reference
  3. 0

    Android AsyncTask getting JSON but not returning/crashing only on actual device

    Stack Overflow | 4 months ago | James
    java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.Class java.lang.Object.getClass()' on a null object reference
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  5. 0
    The resource was accessed after it was dismissed.
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    The parsed JSON does not contains the requested field.

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    Root Cause Analysis

    1. java.lang.NullPointerException

      Attempt to invoke virtual method 'boolean java.lang.String.startsWith(java.lang.String)' on a null object reference

      at com.android.okhttp.internal.http.StatusLine.<init>()
    2. Android
      HttpsURLConnectionImpl.getInputStream
      1. com.android.okhttp.internal.http.StatusLine.<init>(StatusLine.java:24)
      2. com.android.okhttp.Response$Builder.statusLine(Response.java:419)
      3. com.android.okhttp.internal.http.JavaApiConverter.createOkResponse(JavaApiConverter.java:116)
      4. com.android.okhttp.internal.http.ResponseCacheAdapter.get(ResponseCacheAdapter.java:53)
      5. com.android.okhttp.internal.http.HttpEngine.sendRequest(HttpEngine.java:190)
      6. com.android.okhttp.internal.http.HttpURLConnectionImpl.execute(HttpURLConnectionImpl.java:373)
      7. com.android.okhttp.internal.http.HttpURLConnectionImpl.getResponse(HttpURLConnectionImpl.java:323)
      8. com.android.okhttp.internal.http.HttpURLConnectionImpl.getInputStream(HttpURLConnectionImpl.java:190)
      9. com.android.okhttp.internal.http.DelegatingHttpsURLConnection.getInputStream(DelegatingHttpsURLConnection.java:210)
      10. com.android.okhttp.internal.http.HttpsURLConnectionImpl.getInputStream(HttpsURLConnectionImpl.java:25)
      10 frames
    3. Java RT
      URL.openStream
      1. java.net.URL.openStream(URL.java:470)
      1 frame
    4. org.appcelerator.titanium
      TiDownloadManager$DownloadJob.run
      1. org.appcelerator.titanium.util.TiDownloadManager$DownloadJob.run(TiDownloadManager.java:135)
      1 frame
    5. Java RT
      Thread.run
      1. java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1112)
      2. java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:587)
      3. java.lang.Thread.run(Thread.java:818)
      3 frames