Too Many Requests. 429 Too Many Requests. Error 429 (Too Many Requests) Everything is fine until you see the 429 error responses from an API. It says you have made too many requests, hitting the rate limit of an API. The HTTP error 429 is actually an HTTP status code; it’s a client error that is sent back from server to signal to inform users ...
The dynamic operation request to API 'excelonlinebusiness' operation 'GetTable' failed with status code '429'. This may indicate invalid input parameters. Error response: { "statusCode": 429, "message": "Rate limit is exceeded.
However since the 429 Too Many Requests Error often blocks you from accessing your dashboard, you might have to take the manual route and disable the plugin using an FTP client. Either way, once the Really Simple SSL plugin is gone, the 429 error should be resolved.
Certain data limiting settings on your device may cause this issue as well. If you get errors when trying to post an item, try reducing the resolution of your images. If they're very large, it may take too long to upload them to OfferUp.