- Log an Exception, esp. since 'it should never happen'
- Log an Exception, esp. since 'it should never happen'

git-svn-id: 9ccbd9d86b746f4b66ec41278f73faea0938905b@646481 13f79535-47bb-0310-9956-ffa450edef68

commoncrawl/nutch,commoncrawl/nutch,commoncrawl/nutch,commoncrawl/nutch