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HP Z2 Mini G3 i7-7700k (Kaby Lake) | Err(0xE) <- RT.GV

rhinca2026

New member
Joined
Mar 6, 2026
Messages
5
Motherboard
HP Z2 Mini G3
CPU
i7-7770k
Graphics
Intel UHD630
OS X/macOS
12.x
Bootloader
  1. OpenCore (UEFI)
Mac
  1. Mac mini
Mobile Phone
  1. Android
Getting errors. Appreciate any help to get past these and get to the installation stage.

Err(0xE) <- RT.GV booter-strict-xmlparser ........

09:378 00:031 AAPL: #[EB.H.LV|!] Err(0xE) <- RT.GV boot-signature 7C436110-AB2A-4BBB-A880-FE41995C9F82
09:404 00:025 AAPL: #[EB|WL] 0 0 0x01 0x01 23 0x0E
09:432 00:027 AAPL: #[EB.H.LV|!] Err(0xE) <- RT.GV boot-image-key 7C436110-AB2A-4BBB-A880-FE41995C9F82
09:458 00:026 AAPL: #[EB|WL] 0 0 0x01 0x01 24 0x0E
09:483 00:025 AAPL: #[EB.H.LV|!] Err(0xE) <- RT.GV boot-image 7C436110-AB2A-4BBB-A880-FE41995C9F82
09:511 00:027 AAPL: #[EB.H.LV|!] Err(0xE) <- RT.SV- boot-signature 7C436110-AB2A-4BBB-A880-FE41995C9F82
09:536 00:024 AAPL: #[EB.H.LV|!] Err(0xE) <- RT.SV- boot-image-key 7C436110-AB2A-4BBB-A880-FE41995C9F82
09:562 00:026 AAPL: #[EB.H.LV|!] Err(0xE) <- RT.SV- boot-image 7C436110-AB2A-4BBB-A880-FE41995C9F82
09:588 00:026 AAPL: #[EB|H:NOT]
 

Attachments

Getting errors. Appreciate any help to get past these and get to the installation stage.

Err(0xE) <- RT.GV booter-strict-xmlparser ........

09:378 00:031 AAPL: #[EB.H.LV|!] Err(0xE) <- RT.GV boot-signature 7C436110-AB2A-4BBB-A880-FE41995C9F82
09:404 00:025 AAPL: #[EB|WL] 0 0 0x01 0x01 23 0x0E
09:432 00:027 AAPL: #[EB.H.LV|!] Err(0xE) <- RT.GV boot-image-key 7C436110-AB2A-4BBB-A880-FE41995C9F82
09:458 00:026 AAPL: #[EB|WL] 0 0 0x01 0x01 24 0x0E
09:483 00:025 AAPL: #[EB.H.LV|!] Err(0xE) <- RT.GV boot-image 7C436110-AB2A-4BBB-A880-FE41995C9F82
09:511 00:027 AAPL: #[EB.H.LV|!] Err(0xE) <- RT.SV- boot-signature 7C436110-AB2A-4BBB-A880-FE41995C9F82
09:536 00:024 AAPL: #[EB.H.LV|!] Err(0xE) <- RT.SV- boot-image-key 7C436110-AB2A-4BBB-A880-FE41995C9F82
09:562 00:026 AAPL: #[EB.H.LV|!] Err(0xE) <- RT.SV- boot-image 7C436110-AB2A-4BBB-A880-FE41995C9F82
09:588 00:026 AAPL: #[EB|H:NOT]
Your configuration is not as per the guide.

Start here:
 
Thanks for taking the time to address my issue. Rebuilt the entire EFI and config.plist following the directions to the '"T", still get the same errors. See attached Boot Log and config.plist.

It seems the Real Time Clock is lost looking at the logs.
 

Attachments

It appears that the HP firmware is overriding OpenCore's settings at runtime.
The config is correct but something in the HP firmware is overriding OpenCore's settings at runtime.

The two smoking guns:
  • x86legacyap.im4m — firmware overriding SecureBootModel
  • root-dmg=file:///BaseSystem/BaseSystem.dmg — firmware injecting recovery boot path
 
Following the Opencore KabyLake Guide which is now 3 years old, creates potential conflicts for HP Systems based on Kaby Lake. Specifcally:


Configuration Section

Kaby Lake Guide Recommendation

What The HP Z2 Mini G3 Actually Needs

Why the Difference

BIOS Setting: Runtime Power Management

Disabled

Enabled (as per the GitHub repo)

The documented BIOS settings are correct for this specific HP model. The guide's suggestion is a generic one.

ACPI SSDTs

SSDT-EC-USBX.aml,
SSDT-PLUG.aml

Same as guide. ✅

Have these, which is correct.

Booter Quirks
EnableWriteUnprotector
=TRUE

DisableVariableWrite = True
ProtectUefiServices = True
SyncRuntimePermissions = True

This is the most critical mismatch. The guide's generic settings do not include the HP-specific NVRAM/RTC fixes. The system requires these to stop the CMOS error and allow kernel patching.

Kernel Patches

(None listed)

RTC Fix for HP kernel patch

The guide is for a standard Kaby Lake system. The HP has a proprietary firmware quirk that needs this extra patch.

Kernel Quirks

XhciPortLimit = True

XhciPortLimit = False

The guide's setting is for older macOS. For Sonoma, this must be False to prevent USB panics.

DeviceProperties (iGPU)

(Not specified in text, but implied)

AAPL,ig-platform-id = 00001659

The guide focuses on boot, not post-install graphics. You need this for full acceleration after installation.

SMBIOS (PlatformInfo)

(Not specified, but likely iMac18,3 or Macmini8,1)

iMac19,1

Macmini8,1 is for mobile CPUs. iMac19,1 is a much closer hardware match for the desktop i7-7700K and is natively supported by Sonoma.

UEFI Quirks

IgnoreInvalidFlexRatio = False

IgnoreInvalidFlexRatio = True

This is an HP-specific requirement. Many HP systems need this quirk enabled regardless of CPU generation to handle MSR (Model-Specific Register) locks correctly.

USB Kexts

USBInjectAll.kext

Custom USB Map (USBToolBox.kext + UTBMap.kext)

USBInjectAll is deprecated and a potential source of instability. A custom map is the modern, stable standard.
 
Add SSDT-RTC0 and then check. Ensure the Secure Boot is disabled in BIOS. You should be able to boot. If not, attach your EFI.
 

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