VM not Rebotting

When I started my VM I get this message   disks on harjit9090 is UNKNOWN! Info:    Remote Icinga instance 'harjit9090.uservm.rscloud.vito.be' is not connected to 'icinga.intern.vgt.vito.be' When:    2022-05-13 15:25:36 +0200 Service: disks Host:    harjit9090.uservm.rscloud.vito.be Groups:   uservms, uservm_prd IPv4:    192.168.116.80 Comment by icinga-admin:   The root disk on your PROBA-V MEP/Terrascope is almost full. Please use the $HOME/Private and $HOME/Public folders to store your data. If the root disk is full, you won't be able to login anymore.