A number of modules have been removed in OS2Loop 2.x. To handle this you can either uninstall the modules
- google_analytics_counter
- googleanalytics
- loop_configure_theme
- loop_external_data
- loop_external_sources_content
- loop_instruction
- metatag
- page_title
- style_settings
before upgrading, or clean up your database after upgrading:
drush sql-query "delete from system where name in ('google_analytics_counter', 'googleanalytics', 'loop_configure_theme', 'loop_external_data', 'loop_external_sources_content', 'loop_instruction', 'metatag', 'page_title', 'style_settings')"