The type or namespace name ‘ServiceContractAttributeAttribute’ does not exist in the namespace ‘System.ServiceModel’

Error:

After generating a connected service from WCF, you get the following error during compile…

The type or namespace name ‘ServiceContractAttributeAttribute’ does not exist in the namespace ‘System.ServiceModel’

Fix:

Add the following from NuGet…

System.ServiceModel.Primitives

System.ServiceModel.Http

Sources:

https://stackoverflow.com/questions/45545013/system-servicemodel-not-found-in-net-core-project