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

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java.lang.NullPointerException:
at hudson.tools.JDKInstaller.locateStage1(JDKInstaller.java:355)
at hudson.tools.JDKInstaller.locate(JDKInstaller.java:298)
at hudson.tools.JDKInstaller.performInstallation(JDKInstaller.java:121)
at hudson.tools.InstallerTranslator.getToolHome(InstallerTranslator.java:61)

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