Return an error now if UUID is already registered rather than auto generate a new uuid
Return an error now if UUID is already registered rather than auto generate a new uuid

octoblu/meshblu,masato/meshblu-dev,ChemTics/meshblu,dommert/meshblu,jaambee/meshblu,Qbitus/meshblu,osokay/IotServerCore,masato/meshblu-dev,osokay/IotServerCore,octoblu/meshblu,osokay/IotServerCore,ChemTics/meshblu,atyenoria/meshblu,jaambee/meshblu,jaambee/meshblu,dommert/meshblu,ChemTics/meshblu,Qbitus/meshblu,Qbitus/meshblu,atyenoria/meshblu,masato/meshblu,masato/meshblu-dev,atyenoria/meshblu,dommert/meshblu,masato/meshblu,masato/meshblu