Added a fallback error if `Command` fn is not a function
Added a fallback error if `Command` fn is not a function

nsipplswezey/nodal,abossard/nodal,nsipplswezey/nodal,keithwhor/nodal,rlugojr/nodal,abossard/nodal,IrregularShed/nodal,IrregularShed/nodal,nsipplswezey/nodal