Plot rendering error: list index out of range; metadata = {'Entries': 153550, 'Name': 'MeanTotDist-0', 'Overflow': 0.0, 'Type': 'Histo1d', 'Underflow': 50.0, 'x': {'AxisTitle': 'Mean ToT [BC]', 'Bins': 16, 'High': 16.5, 'Low': 0.5}, 'y': {'AxisTitle': 'Number of Pixels'}, 'z': {'AxisTitle': 'z'}}