Encoding error when running rake

[wetneb]

Hi,

I've tried to setup the anthology on a fresh debian virtual machine but get the following error (for any rake command I have tried):

antonin@debian:~/acl$ rake db:create --trace
rake aborted!
rake aborted!
ArgumentError: invalid byte sequence in US-ASCII
/var/lib/gems/1.9.1/gems/rake-10.4.0/lib/rake/trace_output.rb:16:in `block in trace_on'
/var/lib/gems/1.9.1/gems/rake-10.4.0/lib/rake/trace_output.rb:14:in `map'
/var/lib/gems/1.9.1/gems/rake-10.4.0/lib/rake/trace_output.rb:14:in `trace_on'
/var/lib/gems/1.9.1/gems/rake-10.4.0/lib/rake/application.rb:382:in `trace'
/var/lib/gems/1.9.1/gems/rake-10.4.0/lib/rake/application.rb:228:in `display_exception_message_details'
/var/lib/gems/1.9.1/gems/rake-10.4.0/lib/rake/application.rb:215:in `display_exception_details'
/var/lib/gems/1.9.1/gems/rake-10.4.0/lib/rake/application.rb:204:in `display_error_message'
/var/lib/gems/1.9.1/gems/rake-10.4.0/lib/rake/application.rb:191:in `rescue in standard_exception_handling'
/var/lib/gems/1.9.1/gems/rake-10.4.0/lib/rake/application.rb:182:in `standard_exception_handling'
/var/lib/gems/1.9.1/gems/rake-10.4.0/lib/rake/application.rb:99:in `load_rakefile'
/var/lib/gems/1.9.1/gems/rake-10.4.0/lib/rake/application.rb:83:in `block in run'
/var/lib/gems/1.9.1/gems/rake-10.4.0/lib/rake/application.rb:182:in `standard_exception_handling'
/var/lib/gems/1.9.1/gems/rake-10.4.0/lib/rake/application.rb:79:in `run'
/var/lib/gems/1.9.1/gems/rake-10.4.0/bin/rake:33:in `'
/usr/local/bin/rake:23:in `load'
/usr/local/bin/rake:23:in `'

Any idea what's happening?

Antonin