> ## Documentation Index
> Fetch the complete documentation index at: https://developers.authlete.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Interpreting Authlete's Result Codes

> Interpreting the meaning behind Authlete's API result codes starting with A.

Authlete APIs return result codes starting with "A".

The third digit from the right has a meaning as is listed below:

0: Success\
1: Error in Authlete.\
2: Error in Service.\
3: Error in Client.\
4: Just logging.\
5: Error in Authlete Front-End.\
6: Error in user operation (Service Owner, Developer, End-User).\
7: Error in external SNS.

Please refer this when building your authorization server(s) with Authlete.