这可能是由于S3中的最新更改所致.要解决此问题，您需要为存储桶分配公共访问权限"，请按照以下步骤操作:

This could be due to recent changes in S3. To fix this issue, you need to assign Public Access to the bucket, follow the below steps:

1. 在Permissions选项卡中，单击Block Public Access设置.

1. In the Permissions tab click on the Block Public Access settings.

单击这些设置右侧的Edit.

Click Edit to the right of these settings.

确保取消选择Block public access to buckets and objects granted through new public bucket or access point policies选项.

Make sure Block public access to buckets and objects granted through new public bucket or access point policies option is deselected.

单击Save.

返回Bucket Policy并重试.