rake db:bootstrap fails with MalformedCSVError

[alg]

$ rake db:bootstrap --trace
(in /Users/alg/Work/OSDV/Rocky)
** Invoke db:bootstrap (first_time)
** Invoke environment (first_time)
** Execute environment
** Execute db:bootstrap
** Execute import:states
db/bootstrap/import/states.csv
Alabama... DONE!
Alaska... DONE!
Arizona... DONE!
Arkansas... DONE!
California... DONE!
Colorado... DONE!
Connecticut... DONE!
Delaware... DONE!
District of Columbia... DONE!
Florida... DONE!
Georgia... DONE!
Hawaii... DONE!
Idaho... DONE!
Illinois... DONE!
Indiana... DONE!
Iowa... DONE!
Kansas... DONE!
Kentucky... DONE!
Louisiana... DONE!
Maine... DONE!
Maryland... DONE!
Massachusetts... DONE!
Michigan... DONE!
Minnesota... DONE!
Mississippi... DONE!
Missouri... DONE!
Montana... DONE!
Nebraska... DONE!
Nevada... DONE!
New Hampshire... DONE!
New Jersey... DONE!
New Mexico... DONE!
New York... DONE!
North Carolina... DONE!
North Dakota... DONE!
Ohio... DONE!
Oklahoma... DONE!
Oregon... DONE!
Pennsylvania... DONE!
Rhode Island... DONE!
South Carolina... DONE!
South Dakota... DONE!
Tennessee... DONE!
Texas... DONE!
Utah... DONE!
Vermont... DONE!
Virginia... DONE!
Washington... DONE!
West Virginia... DONE!
rake aborted!
FasterCSV::MalformedCSVError
/Users/alg/.rvm/gems/ruby-1.8.7-p352@rocky/gems/fastercsv-1.5.0/lib/faster_csv.rb:1616:in `shift'
/Users/alg/.rvm/gems/ruby-1.8.7-p352@rocky/gems/fastercsv-1.5.0/lib/faster_csv.rb:1608:in `each'
/Users/alg/.rvm/gems/ruby-1.8.7-p352@rocky/gems/fastercsv-1.5.0/lib/faster_csv.rb:1608:in `shift'
/Users/alg/.rvm/gems/ruby-1.8.7-p352@rocky/gems/fastercsv-1.5.0/lib/faster_csv.rb:1575:in `loop'
/Users/alg/.rvm/gems/ruby-1.8.7-p352@rocky/gems/fastercsv-1.5.0/lib/faster_csv.rb:1575:in `shift'
/Users/alg/.rvm/gems/ruby-1.8.7-p352@rocky/gems/fastercsv-1.5.0/lib/faster_csv.rb:1520:in `each'
/Users/alg/Work/OSDV/Rocky/lib/state_importer.rb:27:in `import'
/Users/alg/Work/OSDV/Rocky/lib/tasks/import.rake:10
/Users/alg/Work/OSDV/Rocky/lib/tasks/import.rake:9:in `open'
/Users/alg/Work/OSDV/Rocky/lib/tasks/import.rake:9