Error: dynamodb could not connect to the endpoint url

Answered by Rafal Wilinski
What's Causing This Error
This is another common issue you may face in DynamoDB. There are multiple root causes for this error:
- The URL may be incorrect.
- Network connection issues.
- Permission issues.
- Security groups or network ACLs may be blocking traffic to the endpoint.
Solution: Here's How To Resolve It
To resolve this error:
- First, ensure the URL is correct and that you have an active network connection.
- Then, check the user permissions of the IAM user.
- Finally, ensure the security groups and the network ACLs do not block the endpoint.
Other Common DynamoDB Errors (with Solutions)
- DynamoDB local error unable to access JAR file dynamodblocal.jar
- DynamoDB Update Not Working
- DynamoDB Network Error: self signed certificate in chain
- dynamodb mapper save not persisting
- dynamodb cannot convert undefined to object
- why is the GSI dynamodb not showing item count
- an expression attribute name used in the document path is not defined
- appsync dynamodb not seeing all fields
- is not authorized to perform dynamodb:* on resource
- KMS Key Access Denied Error DynamoDB
- dynamodb autoscaling not fast enough
- DynamoDB Auto Scaling Not Working
- DynamoDB - The Security Token Included In The Request Is Invalid
- DynamoDB Error Message KeyError item is not JSON serializable
- ExpressionAttributeValues contains invalid value: One or more parameter values were invalid: An AttributeValue may not contain an empty string
Better DynamoDB experience.
Try 7-day free trial. No credit card needed.
Product Features
DynamoDB Tools
DynamoDB Info
© 2025 Dynobase