capmonster-python docs

KeyDoesntExist: Multiple requests without a key or with an invalid key
ZeroBalance: Multiple requests with zero balance
WrongTaskId: When exceeding the limit of the 120 requests per task / 1 min
BadProxy: multiple requests with a banned proxy

Error Types

Error Code	Error Description
ERROR_KEY_DOES_NOT_EXIST	Account authorization key not found in the system or has incorrect format (length is not)
ERROR_ZERO_CAPTCHA_FILESIZE	The size of the captcha you are uploading is less than 100 bytes.
ERROR_TOO_BIG_CAPTCHA_FILESIZE	The size of the captcha you are uploading is more than 50,000 bytes.
ERROR_ZERO_BALANCE	Account has zero balance
ERROR_IP_NOT_ALLOWED	Request with current account key is not allowed from your IP
ERROR_CAPTCHA_UNSOLVABLE	This type of captchas is not supported by the service or the image does not contain an answer, perhaps it is too noisy. It could also mean that the image is corrupted or was incorrectly rendered.
ERROR_NO_SUCH_CAPCHA_ID, WRONG_CAPTCHA_ID	The captcha that you are requesting was not found. Make sure you are requesting a status update only within 5 minutes of uploading.
CAPTCHA_NOT_READY	The captcha has not yet been solved
ERROR_IP_BANNED	You have exceeded the limit of requests with the wrong api key, check the correctness of your api key in the control panel and after some time, try again
ERROR_NO_SUCH_METHOD	This method is not supported or empty
ERROR_TOO_MUCH_REQUESTS	You have exceeded the limit of requests to receive an answer for one task
ERROR_MAXIMUM_TIME_EXCEED	Captcha response could not be received at the specified time
ERROR_NOTHING_GIVEN	You have to give image_path or base64_encoded_image at least

If you get this error, you can see the reason from here.

The main reasons for getting a ban:

Note: Please do not forget, users receive a ban for repeated this actions for a limited period of time.

The duration of the block is 30 minutes, provided that you do not continue to break the rules described above.