Failed to run demo code

[user1689]

I got below error when I try to run demo code in README.MD with Access key which has Full Access to DynamoDB.

software.amazon.awssdk.services.dynamodb.model.DynamoDbException: The provided key element does not match the schema (Service: DynamoDb, Status Code: 400, Request ID: BVNRVRG4OR0V4NCQIHKQQI1BSNVV4KQNSO5AEMVJF66Q9ASUAAJG)

[hoangytm]

is there any solution for this case? I have the same issue when running