file upload 'max retries exceeded' messages

User is uploading data and experiencing the following errors (attached for more detail). User is not sure whether file is eventually uploaded correctly and what to do to solve the error problem.

Uploading [###-----------------]17.01% 920.0MB/5.3GB PEC_ASD_Yale-UCSF_CBC_Epigenomics_Input_HiSeq2000_HSB126.fastq HTTPSConnectionPool(host='s3.amazonaws.com', port=443): Max retries exceeded with url: /proddata.sagebase.org/3324352/d1080939-ad12-4aa2-bedf-11f137e02686/PEC_ASD_Yale-UCSF_CBC_Epigenomics_Input_HiSeq2000_HSB126.fastq/81?AWSAccessKeyId=AKIAIV5XCDRXPWB67YRQ&Expires=1458316175&Signature=YUm%2Ftnctmb6cAFfOKv19DOqcJCE%3D (Caused by <class 'socket.error'>: [Errno 104] Connection reset by peer)Encountered an exception: <class 'requests.exceptions.ConnectionError'>. Retrying...