The problem is that S3 protocol not functioning correctly & Bucket doesn’t reachable in S3 Browser

We have a ECS-Gen3(EX300) with OS setup 3.7.0.1 .The summary of what I have done  that finally I confronted the problem is as follows:

Firstly I created logical structure of ECS provisioning, the order includes creating Storage Pool, VDC, Replication Group, Name Space and configure a user as an Object User, and creating Bucket. (Fig. 1)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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Second, I Register a new Account in S3 Browser from Object Client(win srvr 2019), with the following specifications:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 At last, the issue “Access Denied” appeared in S3 browser and the result is the same as GeoDrive.

Please guide me how to solve the problem.