Hello, I will try ftrack location use S3Accesor(ap-northeast-2 region) S3 Signature version Support infomation site = http://docs.aws.amazon.com/ko_kr/general/latest/gr/rande.html#s3_region Frankfurt, Seoul = Support Signature Version 4 only Other region = Support Signature Versions 2 and 4 S3Accessor use boto(v2.28) library and It is made support Signature Versions 2 only. If so S3Accessor use Signature Version 4 only region(Frankfurt, Seoul), show below error occured. The authorization mechanism you have provided is not supported. Please use AWS4-HMAC-SHA256. S3Accessor nee