Then update the initramfs:
The Linux kernel uses the Device Mapper infrastructure to map physical block devices onto higher-level virtual block devices. The message "dm initialization is not ready" indicates that a process or service attempted to interact with the Device Mapper framework before the kernel had fully finished setting it up. dm initialization is not ready
Several factors can contribute to the "DM Initialization Not Ready" error: Then update the initramfs: The Linux kernel uses
In essence, the system tried to start a car while the engine was still being installed. dm initialization is not ready