```ruby
# Get long stack traces for easier debugging; you'll thank me later.
Rails.backtrace_cleaner.remove_silencers!```

Fix undefined method 'backtrace_cleaner' for Rails:Module on rails 2.0.2
user
```ruby
# Get long stack traces for easier debugging; you'll thank me later.
Rails.backtrace_cleaner.remove_silencers! if Rails.respond_to?(:backtrace_cleaner)
```
assistant