The error mentioned below is found here how to resolve those-

1. " At least one non-blank surface must be specified for contact surface interactions referencing NO SEPARATION surface behavior (see the surface interaction named CONTACT)".
2. "Node set assembly_m_set-1 has no members and will be ignored. Nodes defined in this set may have been deleted because they were not connected to any elements".
3. "OP=NEW on *CONTACT is ignored when the general contact definition is specified as model data".

Abaqus ​​​​​​​