As of Jenkins 2.579, Apache Commons Lang 2 (commons-lang:commons-lang:2.6) was removed from the Jenkins core classpath.

 

Log prints:
C:\Jenkins\workspace\XXXX Incremental\Platform=x64\Platform=x64\Platform\x64>exit 0
Path To VSTest.console.exe: C:\Program Files\Microsoft Visual Studio\2022\Professional\Common7\IDE\CommonExtensions\Microsoft\TestWindow\vstest.console.exe
FATAL: org/apache/commons/lang/StringUtils
java.lang.ClassNotFoundException: org.apache.commons.lang.StringUtils
Caused: java.lang.NoClassDefFoundError: org/apache/commons/lang/StringUtils
at PluginClassLoader for vstestrunner//org.jenkinsci.plugins.vstest_runner.VsTestBuilder.perform(VsTestBuilder.java:262)
at hudson.tasks.BuildStepMonitor$1.perform(BuildStepMonitor.java:20)
at hudson.model.AbstractBuild$AbstractBuildExecution.perform(AbstractBuild.java:817)
at hudson.model.Build$BuildExecution.build(Build.java:199)
at hudson.model.Build$BuildExecution.doRun(Build.java:164)
at hudson.model.AbstractBuild$AbstractBuildExecution.run(AbstractBuild.java:526)
at hudson.model.Run.execute(Run.java:1843)
at PluginClassLoader for matrix-project//hudson.matrix.MatrixRun.run(MatrixRun.java:153)
at hudson.model.ResourceController.execute(ResourceController.java:97)
at hudson.model.Executor.run(Executor.java:456)