Microsoft.Testing.Platform(0,0): error : (NETCORE_ENGINEERING_TELEMETRY=Build) Tests failed: D:\a\_work\1\s\artifacts\log\Release\Microsoft.TestPlatform.Client.UnitTests_net9.0_x64.log [net9.0|x64]

Microsoft.Testing.Platform(0,0): error : (NETCORE_ENGINEERING_TELEMETRY=Build) Tests failed: D:\a\_work\1\s\artifacts\log\Release\Microsoft.TestPlatform.CoreUtilities.UnitTests_net9.0_x64.log [net9.0|x64]

Microsoft.Testing.Platform(0,0): error : (NETCORE_ENGINEERING_TELEMETRY=Build) Tests failed: D:\a\_work\1\s\artifacts\log\Release\Microsoft.TestPlatform.CommunicationUtilities.UnitTests_net9.0_x64.log [net9.0|x64]

Microsoft.Testing.Platform(0,0): error : (NETCORE_ENGINEERING_TELEMETRY=Build) Tests failed: D:\a\_work\1\s\artifacts\log\Release\Microsoft.TestPlatform.Common.UnitTests_net9.0_x64.log [net9.0|x64]

Test method Microsoft.TestPlatform.Extensions.EventLogCollector.UnitTests.EventLogXmlWriterTests.WriteEventLogEntriesToXmlFileShouldWriteLogEntryIfPresent threw exception: 
Moq.MockException: 
Expected invocation on the mock at least once, but was never performed: x => x.WriteAllTextToFile("Event Log.xml", It.Is<string>(str => str.Contains("Description: A .NET application failed.
Application: Microsoft.TestPlatform.CommunicationUtilities.PlatformTests.exe
Path: D:\a\_work\1\s\artifacts\bin\Microsoft.TestPlatform.CommunicationUtilities.Platform.UnitTests\Release\net9.0\Microsoft.TestPlatform.CommunicationUtilities.PlatformTests.exe
Message: You must install or update .NET to run this application.

App: D:\a\_work\1\s\artifacts\bin\Microsoft.TestPlatform.CommunicationUtilities.Platform.UnitTests\Release\net9.0\Microsoft.TestPlatform.CommunicationUtilities.PlatformTests.exe
Architecture: x64
Framework: 'Microsoft.NETCore.App', version '9.0.0' (x64)
.NET location: C:\Program Files\dotnet\

The following frameworks were found:
  8.0.20 at [C:\Program Files\dotnet\shared\Microsoft.NETCore.App]
  10.0.0-rc.1.25451.107 at [C:\Program Files\dotnet\shared\Microsoft.NETCore.App]

The following frameworks for other architectures were found:
  x86
    8.0.20 at [C:\Program Files (x86)\dotnet\shared\Microsoft.NETCore.App]
    10.0.0-rc.1.25451.107 at [C:\Program Files (x86)\dotnet\shared\Microsoft.NETCore.App]

Learn more:
https://aka.ms/dotnet/app-launch-failed

To install missing framework, download:
https://aka.ms/dotnet-core-applaunch?framework=Microsoft.NETCore.App&amp;framework_version=9.0.0&amp;arch=x64&amp;rid=win-x64&amp;os=win10

")))

Performed invocations:

   Mock<IFileHelper:24> (x):

      IFileHelper.WriteAllTextToFile("Event Log.xml", "<NewDataSet>
  <xs:schema id="NewDataSet" ns="" ns:xs="http://www.w3.org/2001/XMLSchema" ns:msdata="urn:schemas-microsoft-com:xml-msdata" ns:msprop="urn:schemas-microsoft-com:xml-msprop">
    <xs:element name="NewDataSet" msdata:IsDataSet="true" msdata:Locale="">
      <xs:complexType>
        <xs:choice minOccurs="0" maxOccurs="unbounded">
          <xs:element name="Table1" msdata:Locale="" msprop:TimestampColumnName="DateTime" msprop:IndexColumnNames="Source,Type">
            <xs:complexType>
              <xs:sequence>
                <xs:element name="Type" minOccurs="0">
                  <xs:simpleType>
                    <xs:restriction base="xs:string">
                      <xs:maxLength value="64" />
                    </xs:restriction>
                  </xs:simpleType>
                </xs:element>
                <xs:element name="DateTime" type="xs:dateTime" minOccurs="0" />
                <xs:element name="Source" minOccurs="0">
                  <xs:simpleType>
                    <xs:restriction base="xs:string">
                      <xs:maxLength value="212" />
                    </xs:restriction>
                  </xs:simpleType>
                </xs:element>
                <xs:element name="Category" type="xs:string" minOccurs="0" />
                <xs:element name="EventID" type="xs:long" minOccurs="0" />
                <xs:element name="Description" type="xs:string" minOccurs="0" />
                <xs:element name="User" type="xs:string" minOccurs="0" />
                <xs:element name="Computer" type="xs:string" minOccurs="0" />
              </xs:sequence>
            </xs:complexType>
          </xs:element>
        </xs:choice>
      </xs:complexType>
    </xs:element>
  </xs:schema>
  <Table1>
    <Type>Error</Type>
    <DateTime>2025-11-24T13:21:51+00:00</DateTime>
    <Source>.NET Runtime</Source>
    <Category>(0)</Category>
    <EventID>1023</EventID>
    <Description>Description: A .NET application failed.
Application: Microsoft.TestPlatform.CommunicationUtilities.PlatformTests.exe
Path: D:\a\_work\1\s\artifacts\bin\Microsoft.TestPlatform.CommunicationUtilities.Platform.Uni