Commit 626244ad by Bach Dániel

dashboard: fix issue #407 (Network graph error for VMs without network)

closes #407
parent 1a51d380
......@@ -212,7 +212,7 @@ class VmNetwork(object):
', 10), "in - %s (bits/s)")' % (
return 'group(%s)' % ','.join(metrics)
return 'group(%s)' % ','.join(metrics) if metrics else None
register_graph(VmNetwork, 'network', VmGraphView)
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