As per below error message, we are getting an error in the GRPC layer. 
 This indicates an issue with the api upgrade. Can you let us know the root 
cause for same??

Unhandled Exception: Newtonsoft.Json.JsonSerializationException: Error 
getting value from 'Value' on 'Grpc.Core.Metadata+Entry'. ---> 
System.InvalidOperationException: Cannot access string value of a binary 
metadata entry
   at Grpc.Core.Metadata.Entry.get_Value()
   at GetValue(Object )
   at Newtonsoft.Json.Serialization.DynamicValueProvider.GetValue(Object 
target)
   --- End of inner exception stack trace ---
   at Newtonsoft.Json.Serialization.DynamicValueProvider.GetValue(Object 
target)
   at 
Newtonsoft.Json.Serialization.JsonSerializerInternalWriter.CalculatePropertyValues(JsonWriter
 
writer, Object value, JsonContainerContract contract, JsonProperty member, 
JsonProperty property, JsonContract& memberContract, Object& memberValue)
   at 
Newtonsoft.Json.Serialization.JsonSerializerInternalWriter.SerializeObject(JsonWriter
 
writer, Object value, JsonObjectContract contract, JsonProperty member, 
JsonContainerContract collectionContract, JsonProperty containerProperty)
   at 
Newtonsoft.Json.Serialization.JsonSerializerInternalWriter.SerializeList(JsonWriter
 
writer, IEnumerable values, JsonArrayContract contract, JsonProperty 
member, JsonContainerContract collectionContract, JsonProperty 
containerProperty)
   at 
Newtonsoft.Json.Serialization.JsonSerializerInternalWriter.SerializeObject(JsonWriter
 
writer, Object value, JsonObjectContract contract, JsonProperty member, 
JsonContainerContract collectionContract, JsonProperty containerProperty)
   at 
Newtonsoft.Json.Serialization.JsonSerializerInternalWriter.SerializeList(JsonWriter
 
writer, IEnumerable values, JsonArrayContract contract, JsonProperty 
member, JsonContainerContract collectionContract, JsonProperty 
containerProperty)
   at 
Newtonsoft.Json.Serialization.JsonSerializerInternalWriter.Serialize(JsonWriter 
jsonWriter, Object value, Type objectType)
   at Newtonsoft.Json.JsonSerializer.SerializeInternal(JsonWriter 
jsonWriter, Object value, Type objectType)
   at Newtonsoft.Json.JsonConvert.SerializeObjectInternal(Object value, 
Type type, JsonSerializer jsonSerializer)
   at Newtonsoft.Json.JsonConvert.SerializeObject(Object value)
   at Microsoft.PipelineStudio.BuildModules.CustomActivityCommand`1.Run()
   at 
Microsoft.PipelineStudio.CustomActivities.ExecuteCustomCSharp.Program.Main(String[]
 
args)

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    • ... 'Google Ads API Forum Advisor' via Google Ads API and AdWords API Forum

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