topic Error Code 400 cannot find service definition in ArcGIS Survey123 Questions https://community.esri.com/t5/arcgis-survey123-questions/error-code-400-cannot-find-service-definition/m-p/778434#M5557 <HTML><HEAD></HEAD><BODY><P>When attempting to add new fields to old surveys in survey123 connect I am getting an error code 400 service layer definition not found. The appears to be the case for any field that I enter even a simple integer at the end. Is this a common problem. Is this a common problem? Anyone else having this problem with older surveys? If I make a copy of the survey it works just fine.&nbsp;</P></BODY></HTML> Mon, 25 Nov 2019 14:31:07 GMT BenjaminZandarski 2019-11-25T14:31:07Z Error Code 400 cannot find service definition https://community.esri.com/t5/arcgis-survey123-questions/error-code-400-cannot-find-service-definition/m-p/778434#M5557 <HTML><HEAD></HEAD><BODY><P>When attempting to add new fields to old surveys in survey123 connect I am getting an error code 400 service layer definition not found. The appears to be the case for any field that I enter even a simple integer at the end. Is this a common problem. Is this a common problem? Anyone else having this problem with older surveys? If I make a copy of the survey it works just fine.&nbsp;</P></BODY></HTML> Mon, 25 Nov 2019 14:31:07 GMT https://community.esri.com/t5/arcgis-survey123-questions/error-code-400-cannot-find-service-definition/m-p/778434#M5557 BenjaminZandarski 2019-11-25T14:31:07Z Re: Error Code 400 cannot find service definition https://community.esri.com/t5/arcgis-survey123-questions/error-code-400-cannot-find-service-definition/m-p/778435#M5558 <HTML><HEAD></HEAD><BODY><P>Hi Benjamin,</P><P></P><P>The error you describe could occur if the feature service has been moved or delinked from the form. &nbsp;As you note, creating a copy would fix this as it creates a new feature service.</P></BODY></HTML> Tue, 26 Nov 2019 18:34:01 GMT https://community.esri.com/t5/arcgis-survey123-questions/error-code-400-cannot-find-service-definition/m-p/778435#M5558 JamesTedrick 2019-11-26T18:34:01Z