Fixed another race condition
Fixed another race condition

PingThingsIO/pt-mr-plotter,PingThingsIO/pt-mr-plotter,SoftwareDefinedBuildings/mr-plotter,PingThingsIO/pt-mr-plotter,SoftwareDefinedBuildings/mr-plotter,SoftwareDefinedBuildings/mr-plotter,SoftwareDefinedBuildings/mr-plotter,SoftwareDefinedBuildings/mr-plotter,PingThingsIO/pt-mr-plotter,SoftwareDefinedBuildings/mr-plotter,PingThingsIO/pt-mr-plotter,PingThingsIO/pt-mr-plotter,PingThingsIO/pt-mr-plotter