E           iqe_cost_management_api.exceptions.ApiException: (400)
E           Reason: Bad Request
E           HTTP response headers: HTTPHeaderDict({'Date': 'Tue, 02 Jan 2024 10:13:36 GMT', 'Server': 'WSGIServer/0.2 CPython/3.9.18', 'Content-Type': 'application/json', 'Vary': 'Accept, origin', 'Allow': 'GET, POST, HEAD, OPTIONS', 'X-Frame-Options': 'DENY', 'Content-Length': '128', 'X-Content-Type-Options': 'nosniff', 'Referrer-Policy': 'same-origin'})
E           HTTP response body: {"errors":[{"detail":"Invalid bill, year must be 2023 or 2023 and month must be 12 or 01","source":"bill_period","status":400}]}