The request was processed successfully. The response might also contain the data parameter containing data returned from the server.
The API servers have entered in maintenance mode and cannot complete any requests. In this case you should try again later.
Missing mandatory parameter
The request does not contain one or more required parameters. There are at least 3 required parameters for every request: apiKey, signature and action. Other methods may also have extra mandatory parameters. Please check the API Reference for more information.
Requests per second limit exceeded
There were too many requests per second made with the same API key.
Requests per minute limit exceeded
There were too many requests per minute made with the same API key.
Uploads per month exceeded
You have exceeded the maximum number of uploads allowed per month.
The file you have uploaded has a size that exceeds the maximum file size allowed. For more information please see the limitations imposed by the API.
Collection maximum pages number exceeded
You have uploaded a document that exceeds the maximum of 500 pages allowed. For more information please see the limitations imposed by the API.
Multiple files upload not allowed
You made a POST request for an API call that is not uploading files.
You made a GET request for an API call that uploads files.
Your request is incorrectly formatted or the URL is invalid.
The API key provided in the request is invalid.
The API method you specified in the request is incorrect. Please see the API Reference for the list of possible methods.
You are not allowed to access the specified collection: it has been deleted or the collection belongs to another user.
The signature you provided is incorrect - it does not match the request.
The file you are trying to upload has an incorrect file type. For more information please see the limitations imposed by the API.
You are trying to access a collection that does not exist.
You are trying to access a flipbook that does not exist.
An error occurred on the server and the request could not be completed. In this case you should resend the request after a few seconds. If the request still fails after several attempts, please contact us.