Failed to connect to lvmetad

[ghost]

Hi there!
I got a error-message at boot.

Here is the log:

Begin: Mounting root file system ... Begin: Running /scripts/local-top ... /run/lvm/lvmetad.socket: connect failed: No such file or directory
WARNING: Failed to connect to lvmetad. Falling back to internal scanning.
Reading all physical volumes. This may take a while...
Found volume group "ubuntu-mate-vg" using metadata type lvm2
/run/lvm/lvmetad.socket: connect failed: No such file or directory
WARNING: Failed to connect to lvmetad. Falling back to internal scanning.
2 logical volume(s) in volume group "ubuntu-mate-vg" now active
device-mapper: remove ioctl on sda5_crypt failed: Device or resource busy
device-mapper: remove ioctl on sda5_crypt failed: Device or resource busy
device-mapper: remove ioctl on sda5_crypt failed: Device or resource busy
device-mapper: remove ioctl on sda5_crypt failed: Device or resource busy
device-mapper: remove ioctl on sda5_crypt failed: Device or resource busy
device-mapper: remove ioctl on sda5_crypt failed: Device or resource busy
device-mapper: remove ioctl on sda5_crypt failed: Device or resource busy
device-mapper: remove ioctl on sda5_crypt failed: Device or resource busy
device-mapper: remove ioctl on sda5_crypt failed: Device or resource busy
device-mapper: remove ioctl on sda5_crypt failed: Device or resource busy
device-mapper: remove ioctl on sda5_crypt failed: Device or resource busy
device-mapper: remove ioctl on sda5_crypt failed: Device or resource busy
device-mapper: remove ioctl on sda5_crypt failed: Device or resource busy
device-mapper: remove ioctl on sda5_crypt failed: Device or resource busy
device-mapper: remove ioctl on sda5_crypt failed: Device or resource busy
device-mapper: remove ioctl on sda5_crypt failed: Device or resource busy
device-mapper: remove ioctl on sda5_crypt failed: Device or resource busy
device-mapper: remove ioctl on sda5_crypt failed: Device or resource busy
device-mapper: remove ioctl on sda5_crypt failed: Device or resource busy
device-mapper: remove ioctl on sda5_crypt failed: Device or resource busy
device-mapper: remove ioctl on sda5_crypt failed: Device or resource busy
device-mapper: remove ioctl on sda5_crypt failed: Device or resource busy
device-mapper: remove ioctl on sda5_crypt failed: Device or resource busy
device-mapper: remove ioctl on sda5_crypt failed: Device or resource busy
device-mapper: remove ioctl on sda5_crypt failed: Device or resource busy
Device sda5_crypt is still in use.

How to fix it?

[sharifzadesina]

I have this warning too.