catch exception on duplicate graph, redirect to dashboard, fixes #115
catch exception on duplicate graph, redirect to dashboard, fixes #115

gcnonato/descartes,gcnonato/descartes,obfuscurity/descartes,brad811/descartes,1mentat/descartes,brad811/descartes,brad811/descartes,1mentat/descartes,gcnonato/descartes,obfuscurity/descartes