java.lang.NullPointerException

There are no available Samebug tips for this exception. Do you have an idea how to solve this issue? A short tip would help users who saw this issue last week.

  • AWS S3 returnedMetadata getETag return null
    via Stack Overflow by Raylen Moore
    ,
  • GitHub comment 2965#293341585
    via GitHub by hackintoshrao
    ,
    • java.lang.NullPointerException: Attempt to invoke virtual method 'int java.lang.String.length()' on a null object reference at com.amazonaws.util.BinaryUtils.fromHex(BinaryUtils.java:59) at com.amazonaws.services.s3.AmazonS3Client.putObject(AmazonS3Client.java:1724) at com.amazonaws.mobileconnectors.s3.transferutility.UploadTask.uploadSinglePartAndWaitForCompletion(UploadTask.java:203) at com.amazonaws.mobileconnectors.s3.transferutility.UploadTask.call(UploadTask.java:85) at com.amazonaws.mobileconnectors.s3.transferutility.UploadTask.call(UploadTask.java:44) at java.util.concurrent.FutureTask.run(FutureTask.java:237) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1112) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:587) at java.lang.Thread.run(Thread.java:818)
    No Bugmate found.