Stuck with KernelCare cannot update kernel error? We can help you.

At Bobcares, we offer solutions for every query, big and small, as a part of our Server Management Service.

Let’s take a look at how our Support Team help a customer  deal with this Plesk error.

How to resolve KernelCare cannot update kernel error?

Usually, the following error occurs in Plesk when trying to update kernel via KernelCare:

Updates already downloaded
insmod: ERROR: could not insert module /var/cache/kcare/modules/none-a01f43d85378dd2d62a009a6ba692314e569bf91/kcare.ko: Required key not available
Unable to load kmod (/var/cache/kcare/modules/none-a01f43d85378dd2d62a009a6ba692314e569bf91/kcare.ko 1)

Usually, issue occurs if Secure boot (UEFI) is used.

KernelCare does not support UEFI (Secure Boot) and Signing Kernel Modules.

Today, let us see the simple steps followed by our Support Techs to resolve it.

Please note these steps must be performed by the system administrator and are performed on own risk.

Apply one of the following solutions:

• Firstly, disable secure boot

• Secondly, sign the file /usr/lib/modules/3.10.0-1062.4.1.el7.x86\_64/extra/kcare.ko on your own

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Conclusion

Today, we saw steps followed by our Support Engineers to resolve KernelCare cannot update kernel error.