Cause : UEFI Optimized Boot is Enabled
Solution: “Disable” UEFI Optimized Boot and restart server. Also check Secure Boot Enforcement under security options .It must be “disable”.
Check this link for more details.
I'm a System Engineer with extensive experience and administration skills and works for Interbank Card Center Of Turkey.I provide hardware and software support for the following Unix/Linux and Windows platforms.(Oracle Solaris,HP-UX, Linux, IBM-AIX, Windows Servers)
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