```ruby
require File.expand_path('../log_update_listener', __FILE__)
require File.expand_path'../job', __FILE__)

class LogAnalyzer < LogUpdateListener
  def on_receive(ident)
    job = ::Job.from_ident(ident, uredis)
    job.analyze
  end
end
```

Fix syntax error; don't analyze jobs that can't be found.
user
```ruby
require File.expand_path('../log_update_listener', __FILE__)
require File.expand_path('../job', __FILE__)

class LogAnalyzer < LogUpdateListener
  def on_receive(ident)
    job = ::Job.from_ident(ident, uredis)

    job.analyze if job
  end
end
```
assistant