Looking for a way to resolve ACPI error Needed type reference Found integer Ubuntu? Our experts have put together these troubleshooting tips to help you out. Our Server Management Support team is here to lend a hand with your queries and issues.

ACPI error Needed type reference Found integer: How to fix

Our Support team has received several queries about the following error

ACPI Error: Needed type [Reference], found [Integer] …

If you are one of the unlucky ones to have bumped into this error, worry not. Our experts have put together a few troubleshooting tips to help you get back on track. One of the following methods will resolve the error in no time.

• Tip 1:

  First, open the /etc/default/grub file and add the following line: GRUB_CMDLINE_LINUX_DEFAULT="intremap=off" Then, save the file and update GRUB.

  Next, reboot and check if the error has been resolved or not. If not, try the next troubleshooting tip.
• Tip 2:

  Access text-only virtual console with Ctrl+Alt+F3 keyboard combination when the boot process has stopped at a black screen.

  Then, log in to the virtual console with username and password. After that, we have to check if the required graphics driver has been installed and run the following code:

  sudo ubuntu-drivers autoinstall
sudo reboot

  This will install drivers we need for automatic installation as well as their dependencies.

Let us know in the comments which one of the above methods helped resolve the ACPI error Needed type reference Found integer error.

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Conclusion

To conclude, our Support Engineers took us through different ways to resolve the ACPI error Needed type reference Found integer Ubuntu error.