Zoho Projects API for Developers
This API gets deprecated on September 30th, 2014. Our new REST API V 2.0 reference is here.

Error Codes

Below given are the error codes,category and its description. Upon any request failure, the below error codes will be returned as response.

Code Category Description
6401 General Authentication Failed because of Invalid "Ticket"
6403 General Your account has reached the allowed limit
6500 General General Error
6501 General Input Parameter Doesn't Match the Pattern Specified.
6502 General The Specified Operation (e.g. HTTP GET or POST) is not Supported for this Request
6600 General Empty Result Set
6831  Input Input Parameter Missing
6832 General Wrongly Encrypted Value
6891 General Bad request URI