Internal Server Error { "id": "9cc217dc-9a4b-4d6f-b037-c5fe7e95a510", "error": { "code": 500, "message": "jsonnetsecure: ERROR: RUNTIME ERROR: Field does not exist: return_to\n\thttps://storage.googleapis.com/bac-gcs-production/f59213f635356ece38f9fe243936a00a7efc914afdf181aca582333e11eb41dcad5ed261fa4619874516596843937c1377cb00ea67e7db888c8afb59d87220c5.jsonnet:3:35-53\tthunk from <object <anonymous>>\n\thttps://storage.googleapis.com/bac-gcs-production/f59213f635356ece38f9fe243936a00a7efc914afdf181aca582333e11eb41dcad5ed261fa4619874516596843937c1377cb00ea67e7db888c8afb59d87220c5.jsonnet:3:22-54\tobject <anonymous>\n\tField \"marketplace_token\"\t\n\tDuring manifestation\t\n", "status": "Internal Server Error" }, "created_at": "2025-09-02T221432.791046Z", "updated_at": "2025-09-02T221432.791046Z" }

Hi, you probably need to add an if condition to check if

return_to

is defined. Seems like the

return_to

parameter of the flow is sometimes undefined. This can happen, if the flow is initialized without the parameter set.