https://community.dynatrace.com/t5/Troubleshooting/Missing-NET-quot-Further-Detail-quot-metrics-after-updating-past/ta-p/270745 <P><LI-TOC indent="15" liststyle="disc" maxheadinglevel="3"></LI-TOC></P> <H2>&nbsp;</H2> <H2>Summary</H2> <P>Metrics such as Total Heap, Thread Metrics, Contention Rate, and GC metrics stop being visible under .NET metrics or Further Details tabs after updating to OneAgent 1.301+.</P> <P>&nbsp;</P> <H2>Problem</H2> <P>Older versions of .NET, below version 5, required metric collection through WMI calls made by OneAgent extensions.<BR /><BR />As of OneAgent version 1.301, the Dynatrace Extension 1.0 framework that collected these metrics was retired.</P> <P>&nbsp;</P> <H2>Resolution</H2> <P>Enable the .NET monitoring Extension under the Dynatrace Extension 2.0 framework through the Dynatrace Hub.</P> <P>To do this, you'll need to deploy the Dynatrace Extension 2.0 version of the extension via the Dynatrace Hub within your environment.&nbsp;Documentation and installation instructions can be found <A href="https://www.dynatrace.com/hub/detail/net/?query=net&amp;filter=all" target="_self">here</A>.</P> <H3>Note</H3> <P>The new extension creates/uses a new metric ID, so the data it collects will be visible under a Custom Device created by the extension, rather than the metrics being placed under the existing .NET process group instances running on your hosts, etc., as seen previously.<BR /><BR /></P> <H3>Alternative Resolution for .NET versions 5+</H3> <P>Newer .NET versions, 5+, <A href="https://learn.microsoft.com/en-us/dotnet/core/whats-new/dotnet-5" target="_blank" rel="noopener">are built on top of the .NET Core runtime,</A> which makes alternative data collection routes possible, so this extension is unnecessary with said .NET deployments.</P> <P>&nbsp;</P> <H2>What's Next</H2> <P>If you're still missing .NET "Further Detail" metrics after updating to the Dynatrace Extension 2.0 extension, please open an in-product chat and provide the following information:</P> <UL> <LI>link to Dynatrace process missing metrics</LI> <LI>troubleshooting steps followed</LI> </UL> Wed, 22 Oct 2025 15:58:54 GMT ryan_korteway 2025-10-22T15:58:54Z https://community.dynatrace.com/t5/Troubleshooting/Missing-NET-quot-Further-Detail-quot-metrics-after-updating-past/ta-p/270745 <P><LI-TOC indent="15" liststyle="disc" maxheadinglevel="3"></LI-TOC></P> <H2>&nbsp;</H2> <H2>Summary</H2> <P>Metrics such as Total Heap, Thread Metrics, Contention Rate, and GC metrics stop being visible under .NET metrics or Further Details tabs after updating to OneAgent 1.301+.</P> <P>&nbsp;</P> <H2>Problem</H2> <P>Older versions of .NET, below version 5, required metric collection through WMI calls made by OneAgent extensions.<BR /><BR />As of OneAgent version 1.301, the Dynatrace Extension 1.0 framework that collected these metrics was retired.</P> <P>&nbsp;</P> <H2>Resolution</H2> <P>Enable the .NET monitoring Extension under the Dynatrace Extension 2.0 framework through the Dynatrace Hub.</P> <P>To do this, you'll need to deploy the Dynatrace Extension 2.0 version of the extension via the Dynatrace Hub within your environment.&nbsp;Documentation and installation instructions can be found <A href="https://www.dynatrace.com/hub/detail/net/?query=net&amp;filter=all" target="_self">here</A>.</P> <H3>Note</H3> <P>The new extension creates/uses a new metric ID, so the data it collects will be visible under a Custom Device created by the extension, rather than the metrics being placed under the existing .NET process group instances running on your hosts, etc., as seen previously.<BR /><BR /></P> <H3>Alternative Resolution for .NET versions 5+</H3> <P>Newer .NET versions, 5+, <A href="https://learn.microsoft.com/en-us/dotnet/core/whats-new/dotnet-5" target="_blank" rel="noopener">are built on top of the .NET Core runtime,</A> which makes alternative data collection routes possible, so this extension is unnecessary with said .NET deployments.</P> <P>&nbsp;</P> <H2>What's Next</H2> <P>If you're still missing .NET "Further Detail" metrics after updating to the Dynatrace Extension 2.0 extension, please open an in-product chat and provide the following information:</P> <UL> <LI>link to Dynatrace process missing metrics</LI> <LI>troubleshooting steps followed</LI> </UL> Wed, 22 Oct 2025 15:58:54 GMT https://community.dynatrace.com/t5/Troubleshooting/Missing-NET-quot-Further-Detail-quot-metrics-after-updating-past/ta-p/270745 ryan_korteway 2025-10-22T15:58:54Z https://community.dynatrace.com/t5/Troubleshooting/Missing-NET-quot-Further-Detail-quot-metrics-after-updating-past/tac-p/294161#M1067 <P>If you find yourself in a more restricted environment such as Dynatrace For Government, you can still download the Dynatrace .NET monitoring&nbsp;&amp; Observability extension from dynatrace hub through the Releases tab:</P> <P><A href="https://www.dynatrace.com/hub/detail/net/?query=net&amp;filter=all#release-notes" target="_blank" rel="noopener noreferrer" data-sk="tooltip_parent">https://www.dynatrace.com/hub/detail/net/?query=net&amp;filter=all#release-notes</A> &gt; Release Notes Tab &gt; version dropdown &gt; download version</P> Wed, 04 Feb 2026 18:16:45 GMT https://community.dynatrace.com/t5/Troubleshooting/Missing-NET-quot-Further-Detail-quot-metrics-after-updating-past/tac-p/294161#M1067 ryan_korteway 2026-02-04T18:16:45Z