Error With "content-md5" On Aws S3 Bucket

I am creating an application that sends a video file to an Amazon s3 bucket but can only send 1 video before having to re-upload the apk to the phone. The error being thrown has so

Solution 1:

The issue is that the content is changing as you are uploading it. Try using your code to upload a static file (I.e. a video that is done recording) and it should work.