Leegality eSign Support

ESP-EDD002 Error
ESP-EDD002 error from NSDL while eSigning. What is the error and how this can be resolved?
Document version mismatch Error
While eSigning the following error is occurring - Document version mismatch error. What is this and how this can be resolved?
Error : You do not have access to this URL
Hey, I am receiving an error in the signing journey saying "You do not have access to this URL". What does this mean?