Fixed null reference exception in complex file Fixed grouping of channels with same channel name in multiple groups
Fixed null reference exception in complex file
Fixed grouping of channels with same channel name in multiple groups

mikeobrien/TDMSReader,mikeobrien/TDMSReader,tommyja/TDMSReader,mikeobrien/TDMSReader,tommyja/TDMSReader,tommyja/TDMSReader