read = key.read-1 if key.read is not None else 0
try:
eland_summary.clusters = gerald_summary[read][key.lane].cluster
- except IndexError as e:
+ except (IndexError, KeyError) as e:
eland_summary.clustes = None
eland_summary.cycle_width = cycle_width
if hasattr(eland_summary, 'genome_map'):