// already
logger.debug("Handling Channel Header. Format not yet detected.");
try {
builder.beginTransaction();
builder.reload(chan);
ChannelFormat format = FormatDetector.getFormat(chan.getLocation());
chan.setFormat(format);
info.setFormatDetected(true);
chan.setLastUpdated(new Date());
builder.endTransaction();
} catch (UnknownHostException e) {