Hello @Paul_Akcelrod - Thank your query. In addition to what @Max mentioned, did you check whether you have provided access via Lake Formation? In Lake Formation, you manage permissions with a grant/revoke syntax (which will be familiar to business intelligence (BI) developers), rather than defining JSON documents for IAM. When working with Quick Sight principals, you will need to use the Quick Sight user or group ARN as the Lake Formation principal. A Sample is provided for your reference :
Hope this helps!
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