java.lang.NullPointerException: This exception has no message.

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java.lang.NullPointerException:
at com.cloudbees.jenkins.plugins.customtools.CustomToolInstallWrapper.decorateLauncher(CustomToolInstallWrapper.java:162)
at hudson.model.AbstractBuild$AbstractBuildExecution.createLauncher(AbstractBuild.java:631)
at hudson.model.AbstractBuild$AbstractBuildExecution.run(AbstractBuild.java:543)
at hudson.model.Run.execute(Run.java:1670)
at hudson.model.FreeStyleBuild.run(FreeStyleBuild.java:46)
at hudson.model.ResourceController.execute(ResourceController.java:88)
at hudson.model.Executor.run(Executor.java:231)

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