Trying auto instrumentation for .NET Framework 4.8 MVC application deployed on IIS Server but there is no metrics or traces generated. Added below environment variable in applicationHost file

   <add name="OneTraffic.Copy" autoStart="true" enable32BitAppOnWin64="false" managedRuntimeVersion="v4.0" managedPipelineMode="Integrated" startMode="AlwaysRunning">
       <processModel identityType="SpecificUser" userName="****" password="***" idleTimeout="00:00:00" />
       <recycling logEventOnRecycle="Time, Requests, Schedule, Memory, IsapiUnhealthy, OnDemand, ConfigChange, PrivateMemory">
                <periodicRestart time="00:00:00">
                    <schedule>
                        <add value="04:00:00" />
                    </schedule>
                </periodicRestart>                  
               </recycling>
                <environmentVariables>                  
                <add name  value="OTEL_DOTNET_AUTO_LOGS_ENABLED" value="true"/>
                <add name  value="OTEL_SERVICE_NAME" value="COPY"/>
                <add name  value="OTEL_DOTNET_AUTO_METRICS_ENABLED" value="true"/>
                <add name  value="OTEL_DOTNET_AUTO_INSTRUMENTATION_ENABLED" value="true"/>
                <add name  value="OTEL_DOTNET_AUTO_TRACES_ENABLED" value="true"/>
                <add name  value="OTEL_DOTNET_AUTO_OPENTRACING_ENABLED" value="true"/>
                <add name  value="OTEL_EXPORTER_OTLP_ENDPOINT" value="localhost:4317"/>
                <add name  value="OTEL_EXPORTER_OTLP_PROTOCOL" value="grpc"/>
                <add name  value="OTEL_LOG_LEVEL" value="debug"/>
                </environmentVariables>
        </add>