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ruby-on-rails-3postgresqlencodingrake-task

rake db:create encoding error with postgresql


I'm importing an existing rails project that I was working on into my new arch linux system, I already installed all gems and postgresql correctly, but I having some issues when runing:

rake db:create

I get the following error

PGError: ERROR:  new encoding (UTF8) is incompatible with the encoding of the template database (SQL_ASCII)
HINT:  Use the same encoding as in the template database, or use template0 as template.
: CREATE DATABASE "System_test" ENCODING = 'unicode'

I created manually the database with the correct encoding and the migrations worked well, but I can run the

rake db:test:clone

command because It tries to create a database and I don't suppose to create manually the databases either. So, someone knows to fix this?

greetings

EDIT: here's my database.yml

development:
  adapter: postgresql
  encoding: unicode
  database: System_development
  pool: 5
  username: forellana
  password:

test: &test
  adapter: postgresql
  encoding: unicode
  database: System_test
  pool: 5
  username: forellana
  password:

cucumber:
  <<: *test

and here's the complete output of the command

(in /home/fespinoza/Workspace/TLI)
PGError: ERROR:  new encoding (UTF8) is incompatible with the encoding of the template database (SQL_ASCII)
HINT:  Use the same encoding as in the template database, or use template0 as template.
: CREATE DATABASE "System_test" ENCODING = 'unicode'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/gems/activerecord-3.0.5/lib/active_record/connection_adapters/abstract_adapter.rb:207:in `rescue in log'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/gems/activerecord-3.0.5/lib/active_record/connection_adapters/abstract_adapter.rb:199:in `log'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/gems/activerecord-3.0.5/lib/active_record/connection_adapters/postgresql_adapter.rb:493:in `execute'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/gems/activerecord-3.0.5/lib/active_record/connection_adapters/postgresql_adapter.rb:572:in `create_database'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/gems/activerecord-3.0.5/lib/active_record/railties/databases.rake:92:in `rescue in create_database'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/gems/activerecord-3.0.5/lib/active_record/railties/databases.rake:39:in `create_database'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/gems/activerecord-3.0.5/lib/active_record/railties/databases.rake:33:in `block (2 levels) in <top (required)>'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/gems/rake-0.8.7/lib/rake.rb:636:in `call'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/gems/rake-0.8.7/lib/rake.rb:636:in `block in execute'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/gems/rake-0.8.7/lib/rake.rb:631:in `each'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/gems/rake-0.8.7/lib/rake.rb:631:in `execute'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/gems/rake-0.8.7/lib/rake.rb:597:in `block in invoke_with_call_chain'
/home/fespinoza/.rvm/rubies/ruby-1.9.2-p180/lib/ruby/1.9.1/monitor.rb:201:in `mon_synchronize'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/gems/rake-0.8.7/lib/rake.rb:590:in `invoke_with_call_chain'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/gems/rake-0.8.7/lib/rake.rb:583:in `invoke'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/gems/rake-0.8.7/lib/rake.rb:2051:in `invoke_task'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/gems/rake-0.8.7/lib/rake.rb:2029:in `block (2 levels) in top_level'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/gems/rake-0.8.7/lib/rake.rb:2029:in `each'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/gems/rake-0.8.7/lib/rake.rb:2029:in `block in top_level'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/gems/rake-0.8.7/lib/rake.rb:2068:in `standard_exception_handling'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/gems/rake-0.8.7/lib/rake.rb:2023:in `top_level'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/gems/rake-0.8.7/lib/rake.rb:2001:in `block in run'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/gems/rake-0.8.7/lib/rake.rb:2068:in `standard_exception_handling'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/gems/rake-0.8.7/lib/rake.rb:1998:in `run'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/gems/rake-0.8.7/bin/rake:31:in `<top (required)>'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/bin/rake:19:in `load'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/bin/rake:19:in `<main>'
Couldn't create database for {"adapter"=>"postgresql", "encoding"=>"unicode", "database"=>"System_test", "pool"=>5, "username"=>"forellana", "password"=>nil}
PGError: ERROR:  new encoding (UTF8) is incompatible with the encoding of the template database (SQL_ASCII)
HINT:  Use the same encoding as in the template database, or use template0 as template.
: CREATE DATABASE "System_development" ENCODING = 'unicode'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/gems/activerecord-3.0.5/lib/active_record/connection_adapters/abstract_adapter.rb:207:in `rescue in log'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/gems/activerecord-3.0.5/lib/active_record/connection_adapters/abstract_adapter.rb:199:in `log'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/gems/activerecord-3.0.5/lib/active_record/connection_adapters/postgresql_adapter.rb:493:in `execute'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/gems/activerecord-3.0.5/lib/active_record/connection_adapters/postgresql_adapter.rb:572:in `create_database'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/gems/activerecord-3.0.5/lib/active_record/railties/databases.rake:92:in `rescue in create_database'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/gems/activerecord-3.0.5/lib/active_record/railties/databases.rake:39:in `create_database'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/gems/activerecord-3.0.5/lib/active_record/railties/databases.rake:35:in `block (2 levels) in <top (required)>'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/gems/rake-0.8.7/lib/rake.rb:636:in `call'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/gems/rake-0.8.7/lib/rake.rb:636:in `block in execute'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/gems/rake-0.8.7/lib/rake.rb:631:in `each'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/gems/rake-0.8.7/lib/rake.rb:631:in `execute'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/gems/rake-0.8.7/lib/rake.rb:597:in `block in invoke_with_call_chain'
/home/fespinoza/.rvm/rubies/ruby-1.9.2-p180/lib/ruby/1.9.1/monitor.rb:201:in `mon_synchronize'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/gems/rake-0.8.7/lib/rake.rb:590:in `invoke_with_call_chain'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/gems/rake-0.8.7/lib/rake.rb:583:in `invoke'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/gems/rake-0.8.7/lib/rake.rb:2051:in `invoke_task'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/gems/rake-0.8.7/lib/rake.rb:2029:in `block (2 levels) in top_level'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/gems/rake-0.8.7/lib/rake.rb:2029:in `each'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/gems/rake-0.8.7/lib/rake.rb:2029:in `block in top_level'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/gems/rake-0.8.7/lib/rake.rb:2068:in `standard_exception_handling'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/gems/rake-0.8.7/lib/rake.rb:2023:in `top_level'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/gems/rake-0.8.7/lib/rake.rb:2001:in `block in run'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/gems/rake-0.8.7/lib/rake.rb:2068:in `standard_exception_handling'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/gems/rake-0.8.7/lib/rake.rb:1998:in `run'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/gems/rake-0.8.7/bin/rake:31:in `<top (required)>'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/bin/rake:19:in `load'
/home/fespinoza/.rvm/gems/ruby-1.9.2-p180/bin/rake:19:in `<main>'
Couldn't create database for {"adapter"=>"postgresql", "encoding"=>"unicode", "database"=>"System_development", "pool"=>5, "username"=>"forellana", "password"=>nil}

Solution

  • The main problem here is that your template database (template1) has been created with an ASCII encoding and you're telling PostgreSQL to create the new database with UTF8 encoding. Needless to say, it's not particularly pleased about that. What you can do is erase your template1 database and re-create it using these instructions. This can also be a problem when your hosting provider hasn't properly set the locale. You can read more about fixing your missing locales.

    I found all of this info through this post about Fixing PostgreSQL's default encoding on Ubuntu 9.10