Migrating redmine_contacts (Redmine CRM plugin (Light version))...
== 16 CreateContacts: migrating ===============================================
-- create_table(:contacts)
   -> 0.0242s
-- add_index(:contacts, :author_id)
   -> 0.0129s
-- add_index(:contacts, :company)
rake aborted!
StandardError: An error has occurred, all later migrations canceled:

Mysql2::Error: Specified key was too long; max key length is 767 bytes: CREATE  INDEX `index_contacts_on_company`  ON `contacts` (`company`)
/var/lib/gems/2.3.0/gems/mysql2-0.4.10/lib/mysql2/client.rb:120:in `_query'
/var/lib/gems/2.3.0/gems/mysql2-0.4.10/lib/mysql2/client.rb:120:in `block in query'
/var/lib/gems/2.3.0/gems/mysql2-0.4.10/lib/mysql2/client.rb:119:in `handle_interrupt'
/var/lib/gems/2.3.0/gems/mysql2-0.4.10/lib/mysql2/client.rb:119:in `query'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/connection_adapters/abstract_mysql_adapter.rb:317:in `block in execute'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/connection_adapters/abstract_adapter.rb:484:in `block in log'
/var/lib/gems/2.3.0/gems/activesupport-4.2.11.1/lib/active_support/notifications/instrumenter.rb:20:in `instrument'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/connection_adapters/abstract_adapter.rb:478:in `log'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/connection_adapters/abstract_mysql_adapter.rb:317:in `execute'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/connection_adapters/mysql2_adapter.rb:217:in `execute'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/connection_adapters/abstract_mysql_adapter.rb:549:in `add_index'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:665:in `block in method_missing'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:634:in `block in say_with_time'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:634:in `say_with_time'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:654:in `method_missing'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:416:in `method_missing'
/usr/share/redmine/plugins/redmine_contacts/db/migrate/016_create_contacts.rb:44:in `up'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:571:in `up'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:611:in `exec_migration'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:592:in `block (2 levels) in migrate'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:591:in `block in migrate'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/connection_adapters/abstract/connection_pool.rb:292:in `with_connection'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:590:in `migrate'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:768:in `migrate'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:1023:in `block in execute_migration_in_transaction'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:1071:in `ddl_transaction'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:1022:in `execute_migration_in_transaction'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:984:in `block in migrate'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:980:in `each'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:980:in `migrate'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:823:in `up'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:801:in `migrate'
/usr/share/redmine/lib/redmine/plugin.rb:481:in `migrate_plugin'
/usr/share/redmine/lib/redmine/plugin.rb:453:in `migrate'
/usr/share/redmine/lib/redmine/plugin.rb:464:in `migrate'
/usr/share/redmine/lib/tasks/redmine.rake:127:in `block (3 levels) in <top (required)>'
/usr/share/redmine/lib/tasks/redmine.rake:52:in `block (2 levels) in <top (required)>'
/var/lib/gems/2.3.0/gems/rake-12.3.2/exe/rake:27:in `<top (required)>'

Caused by:
ActiveRecord::StatementInvalid: Mysql2::Error: Specified key was too long; max key length is 767 bytes: CREATE  INDEX `index_contacts_on_company`  ON `contacts` (`company`)
/var/lib/gems/2.3.0/gems/mysql2-0.4.10/lib/mysql2/client.rb:120:in `_query'
/var/lib/gems/2.3.0/gems/mysql2-0.4.10/lib/mysql2/client.rb:120:in `block in query'
/var/lib/gems/2.3.0/gems/mysql2-0.4.10/lib/mysql2/client.rb:119:in `handle_interrupt'
/var/lib/gems/2.3.0/gems/mysql2-0.4.10/lib/mysql2/client.rb:119:in `query'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/connection_adapters/abstract_mysql_adapter.rb:317:in `block in execute'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/connection_adapters/abstract_adapter.rb:484:in `block in log'
/var/lib/gems/2.3.0/gems/activesupport-4.2.11.1/lib/active_support/notifications/instrumenter.rb:20:in `instrument'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/connection_adapters/abstract_adapter.rb:478:in `log'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/connection_adapters/abstract_mysql_adapter.rb:317:in `execute'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/connection_adapters/mysql2_adapter.rb:217:in `execute'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/connection_adapters/abstract_mysql_adapter.rb:549:in `add_index'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:665:in `block in method_missing'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:634:in `block in say_with_time'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:634:in `say_with_time'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:654:in `method_missing'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:416:in `method_missing'
/usr/share/redmine/plugins/redmine_contacts/db/migrate/016_create_contacts.rb:44:in `up'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:571:in `up'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:611:in `exec_migration'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:592:in `block (2 levels) in migrate'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:591:in `block in migrate'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/connection_adapters/abstract/connection_pool.rb:292:in `with_connection'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:590:in `migrate'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:768:in `migrate'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:1023:in `block in execute_migration_in_transaction'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:1071:in `ddl_transaction'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:1022:in `execute_migration_in_transaction'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:984:in `block in migrate'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:980:in `each'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:980:in `migrate'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:823:in `up'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:801:in `migrate'
/usr/share/redmine/lib/redmine/plugin.rb:481:in `migrate_plugin'
/usr/share/redmine/lib/redmine/plugin.rb:453:in `migrate'
/usr/share/redmine/lib/redmine/plugin.rb:464:in `migrate'
/usr/share/redmine/lib/tasks/redmine.rake:127:in `block (3 levels) in <top (required)>'
/usr/share/redmine/lib/tasks/redmine.rake:52:in `block (2 levels) in <top (required)>'
/var/lib/gems/2.3.0/gems/rake-12.3.2/exe/rake:27:in `<top (required)>'

Caused by:
Mysql2::Error: Specified key was too long; max key length is 767 bytes
/var/lib/gems/2.3.0/gems/mysql2-0.4.10/lib/mysql2/client.rb:120:in `_query'
/var/lib/gems/2.3.0/gems/mysql2-0.4.10/lib/mysql2/client.rb:120:in `block in query'
/var/lib/gems/2.3.0/gems/mysql2-0.4.10/lib/mysql2/client.rb:119:in `handle_interrupt'
/var/lib/gems/2.3.0/gems/mysql2-0.4.10/lib/mysql2/client.rb:119:in `query'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/connection_adapters/abstract_mysql_adapter.rb:317:in `block in execute'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/connection_adapters/abstract_adapter.rb:484:in `block in log'
/var/lib/gems/2.3.0/gems/activesupport-4.2.11.1/lib/active_support/notifications/instrumenter.rb:20:in `instrument'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/connection_adapters/abstract_adapter.rb:478:in `log'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/connection_adapters/abstract_mysql_adapter.rb:317:in `execute'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/connection_adapters/mysql2_adapter.rb:217:in `execute'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/connection_adapters/abstract_mysql_adapter.rb:549:in `add_index'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:665:in `block in method_missing'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:634:in `block in say_with_time'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:634:in `say_with_time'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:654:in `method_missing'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:416:in `method_missing'
/usr/share/redmine/plugins/redmine_contacts/db/migrate/016_create_contacts.rb:44:in `up'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:571:in `up'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:611:in `exec_migration'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:592:in `block (2 levels) in migrate'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:591:in `block in migrate'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/connection_adapters/abstract/connection_pool.rb:292:in `with_connection'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:590:in `migrate'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:768:in `migrate'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:1023:in `block in execute_migration_in_transaction'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:1071:in `ddl_transaction'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:1022:in `execute_migration_in_transaction'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:984:in `block in migrate'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:980:in `each'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:980:in `migrate'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:823:in `up'
/var/lib/gems/2.3.0/gems/activerecord-4.2.11.1/lib/active_record/migration.rb:801:in `migrate'
/usr/share/redmine/lib/redmine/plugin.rb:481:in `migrate_plugin'
/usr/share/redmine/lib/redmine/plugin.rb:453:in `migrate'
/usr/share/redmine/lib/redmine/plugin.rb:464:in `migrate'
/usr/share/redmine/lib/tasks/redmine.rake:127:in `block (3 levels) in <top (required)>'
/usr/share/redmine/lib/tasks/redmine.rake:52:in `block (2 levels) in <top (required)>'
/var/lib/gems/2.3.0/gems/rake-12.3.2/exe/rake:27:in `<top (required)>'
Tasks: TOP => redmine:plugins:migrate
(See full trace by running task with --trace)