clear the data model before loading state from XML
clear the data model before loading state from XML

arborworkflows/Visomics,arborworkflows/Visomics,arborworkflows/Visomics,arborworkflows/Visomics,arborworkflows/Visomics,Visomics/Visomics,Visomics/Visomics,Visomics/Visomics,Visomics/Visomics,Visomics/Visomics,Visomics/Visomics,arborworkflows/Visomics