err2

graeme@amy:~/textshots$ DEBUG=* node bin/www
  express:router:route new / +0ms
  express:router:layer new / +3ms
  express:router:route get / +0ms
  express:router:layer new / +0ms
  express:router:route new /login +1ms
  express:router:layer new /login +0ms
  express:router:route get /login +0ms
  express:router:layer new / +0ms
  express:router:route new undefined +0ms
  express:router:layer new undefined +0ms

/home/graeme/textshots/node_modules/express/node_modules/path-to-regexp/index.js:45
  path = ('^' + path + (strict ? '' : path[path.length - 1] === '/' ? '?' : '/
                                               ^
TypeError: Cannot read property 'length' of undefined
    at pathtoRegexp (/home/graeme/textshots/node_modules/express/node_modules/path-to-regexp/index.js:45:48)
    at new Layer (/home/graeme/textshots/node_modules/express/lib/router/layer.js:32:17)
    at Function.proto.route (/home/graeme/textshots/node_modules/express/lib/router/index.js:474:15)
    at Function.proto.(anonymous function) [as get] (/home/graeme/textshots/node_modules/express/lib/router/index.js:489:22)
    at Object.<anonymous> (/home/graeme/textshots/routes/index.js:69:8)
    at Module._compile (module.js:456:26)
    at Object.Module._extensions..js (module.js:474:10)
    at Module.load (module.js:356:32)
    at Function.Module._load (module.js:312:12)
    at Module.require (module.js:364:17)