{
"code": "ReturnNameNotFound",
"target": "Unknown",
"details": [
{
"code": "ReturnNameNotFound",
"number": 122,
"message": "The form named '-0-' cannot be found.",
"description": "Please use the ListTaxAuthorityForms API to identify the list of relevant forms.",
"faultCode": "Client",
"helpLink": "http://developer.avalara.com/avatax/errors/ReturnNameNotFound",
"severity": "Error"
}
]
}
This error occurs if you attempt to create a filing calendar for a tax return whose name is not recognized. For a full list of recognized forms, please use the GET /api/v2/definitions/taxforms endpoint.