full error

networks:      100% |==========================================| Time: 00:00:00
/Users/jschuur/.rvm/gems/ruby-1.9.2-p0/gems/sequel-3.15.0/lib/sequel/adapters/shared/mysql.rb:399:in `join': incompatible character encodings: UTF-8 and ASCII-8BIT (Encoding::CompatibilityError)
	from /Users/jschuur/.rvm/gems/ruby-1.9.2-p0/gems/sequel-3.15.0/lib/sequel/adapters/shared/mysql.rb:399:in `multi_insert_sql'
	from /Users/jschuur/.rvm/gems/ruby-1.9.2-p0/gems/sequel-3.15.0/lib/sequel/dataset/actions.rb:242:in `import'
	from /Users/jschuur/.rvm/gems/ruby-1.9.2-p0/gems/taps-0.3.13/lib/taps/data_stream.rb:292:in `import_rows'
	from /Users/jschuur/.rvm/gems/ruby-1.9.2-p0/gems/taps-0.3.13/lib/taps/data_stream.rb:140:in `fetch_remote'
	from /Users/jschuur/.rvm/gems/ruby-1.9.2-p0/gems/taps-0.3.13/lib/taps/operation.rb:287:in `block in pull_data_from_table'
	from /Users/jschuur/.rvm/gems/ruby-1.9.2-p0/gems/taps-0.3.13/lib/taps/operation.rb:280:in `loop'
	from /Users/jschuur/.rvm/gems/ruby-1.9.2-p0/gems/taps-0.3.13/lib/taps/operation.rb:280:in `pull_data_from_table'
	from /Users/jschuur/.rvm/gems/ruby-1.9.2-p0/gems/taps-0.3.13/lib/taps/operation.rb:263:in `block in pull_data'
	from /Users/jschuur/.rvm/gems/ruby-1.9.2-p0/gems/taps-0.3.13/lib/taps/operation.rb:257:in `each'
	from /Users/jschuur/.rvm/gems/ruby-1.9.2-p0/gems/taps-0.3.13/lib/taps/operation.rb:257:in `pull_data'
	from /Users/jschuur/.rvm/gems/ruby-1.9.2-p0/gems/taps-0.3.13/lib/taps/operation.rb:221:in `run'
	from /Users/jschuur/.rvm/gems/ruby-1.9.2-p0/gems/taps-0.3.13/lib/taps/cli.rb:169:in `clientxfer'
	from /Users/jschuur/.rvm/gems/ruby-1.9.2-p0/gems/heroku-1.10.6/	from /Users/jschuur/.rvm/gems/ruby-1.9.2-p0/bin/heroku:19:in `<main>'

gem list

abstract (1.0.0)
actionmailer (3.0.0)
actionpack (3.0.0)
activemodel (3.0.0)
activerecord (3.0.0)
activeresource (3.0.0)
activesupport (3.0.0)
arel (1.0.1)
authlogic (2.1.6)
aws-s3 (0.6.2)
bcrypt-ruby (2.1.2)
builder (2.1.2)
bundler (1.0.0)
capistrano (2.5.19)
cgi_multipart_eof_fix (2.5.0)
configuration (1.1.0)
daemons (1.1.0, 1.0.10)
devise (1.1.3)
erubis (2.6.6)
eventmachine (0.12.10)
fastthread (1.0.7)
gem_plugin (0.2.3)
haml (3.0.18)
heroku (1.10.6, 1.10.5, 1.10.0)
highline (1.6.1)
i18n (0.4.1)
jquery-rails (0.1.3)
json (1.4.6)
json_pure (1.4.6)
launchy (0.3.7)
mail (2.2.6.1)
mime-types (1.16)
mongrel (1.2.0.pre2)
mysql2 (0.2.4)
net-scp (1.0.4)
net-sftp (2.0.5)
net-ssh (2.0.23)
net-ssh-gateway (1.0.1)
nifty-generators (0.4.1, 0.4.0)
oauth (0.4.3)
paperclip (2.3.3)
passenger (2.2.15)
polyglot (0.3.1)
rack (1.2.1)
rack-mount (0.6.13)
rack-test (0.5.5, 0.5.4)
rails (3.0.0)
railties (3.0.0)
rake (0.8.7)
rest-client (1.6.1, 1.4.2)
rmagick (2.13.1)
ruby-mysql (2.9.3)
sequel (3.15.0)
shotgun (0.8)
sinatra (1.0)
sqlite3-ruby (1.3.1)
taps (0.3.13)
thin (1.2.7)
thor (0.14.2, 0.14.1, 0.14.0)
treetop (1.4.8)
twitter-text (1.1.8)
twitter_oauth (0.4.3)
tzinfo (0.3.23)
warden (0.10.7)
xml-simple (1.0.12)