# Error consuming messages from .core application

**URL:** <https://forum.confluent.io/t/error-consuming-messages-from-core-application/6417>\
**Category:** Clients\
**Created:** [2 November 2022 10:25 UTC](https://forum.confluent.io/t/error-consuming-messages-from-core-application/6417 "2022-11-02T10:25:03Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![Fontex](https://avatars.discourse-cdn.com/v4/letter/f/b19c9b/32.png) [@Fontex](https://forum.confluent.io/u/Fontex)\
**Post date:** [2 November 2022 10:25 UTC](https://forum.confluent.io/t/error-consuming-messages-from-core-application/6417/1 "2022-11-02T10:25:03Z")

</div>

for some reason our application time-out when trying to connect to kafka, when i test with a simple JS application there is no issue what so ever, i cant seem to figure out what is the issue

these are the error logs from app-insight

Confluent.Kafka.ProduceException`2[[Confluent.Kafka.Null, Confluent.Kafka, Version=1.7.0.0, Culture=neutral, PublicKeyToken=12c514ca49093d1e],[Common.ELearning.EventModels.UpdateMaterial, ELearning.Common, Version=1.0.0.0, Culture=neutral, PublicKeyToken=null]]

Confluent.Kafka.ProduceException`2[[Confluent.Kafka.Null, Confluent.Kafka, Version=1.7.0.0, Culture=neutral, PublicKeyToken=12c514ca49093d1e],[Common.ELearning.EventModels.UpdateMaterial, ELearning.Common, Version=1.0.0.0, Culture=neutral, PublicKeyToken=null]]: at Confluent.Kafka.Producer`2+d\_\_56.MoveNext (Confluent.Kafka, Version=1.7.0.0, Culture=neutral, PublicKeyToken=12c514ca49093d1e)  
at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw (System.Private.CoreLib, Version=6.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e)  
at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess (System.Private.CoreLib, Version=6.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e)  
at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification (System.Private.CoreLib, Version=6.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e)  
at System.Runtime.CompilerServices.TaskAwaiter`1.GetResult (System.Private.CoreLib, Version=6.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e) at Plan2Learn.Common.Webhook.EventProducer+<>c__DisplayClass7_0`1+\<b\_\_0\>d.MoveNext (Plan2Learn.Common.Webhook, Version=6.1.0.0, Culture=neutral, PublicKeyToken=null)  
at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw (System.Private.CoreLib, Version=6.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e)  
at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess (System.Private.CoreLib, Version=6.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e)  
at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification (System.Private.CoreLib, Version=6.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e)  
at Plan2Learn.Common.Diagnostics.Telemetry.TelemetryService+d\_\_10`1.MoveNext (Plan2Learn.Common.Diagnostics, Version=6.1.0.0, Culture=neutral, PublicKeyToken=null)