400 | Bad Request | Your request is invalid. Make sure your request is properly formatted and this is a valid request. |
401 | Authorization Required | The credentials you provide to access your node endpoint are absent or incorrect. See how to know your node credentials. |
404 | Not Found | Contact support to check if you are accessing the correct node and if the node is healthy. |
404 | DEPTH_ZERO_SELF_SIGNED_CERT | Contact support to check if the gateway is healthy. |
413 | Request Entity Too Large | The default limit of the request body size is 1 MB. Reduce the request body size. |
429 | Too Many Requests | You hit the default node HTTP connections limit. Reduce the number of requests. Or you hit the rate limit on your plan. Upgrade the plan. |
499 | No Response From Node | Increase the client-side time-out. Contact support if the issue persists. |
500 | Internal Server Error | Contact support to check if you are accessing the correct node and if the gateway is healthy. |
500 | ECONNREFUSED | Contact support. |
502 | Bad Gateway | Contact support to check if your node is experiencing resource constraints or if the node is healthy. |
503 | Service Temporarily Unavailable | Contact support to check if your node is experiencing resource constraints. |
504 | Gateway Time-Out | Contact support to check if your node is experiencing resource constraints. Or consider getting a dedicated gateway. |