gistfile1.txt

==  AddCategoryToAssets: migrating ============================================
-- add_column(:assets, :category_id, :integer)
   -> 0.1421s
-- add_index(:assets, :category_id)
   -> 0.0130s
==  AddCategoryToAssets: migrated (0.1555s) ===================================

==  AddPermalinkToCategories: migrating =======================================
-- add_column(:categories, :permalink, :string, {:limit=>255})
   -> 0.0419s
-- add_index(:categories, :permalink, {:unique=>true})
   -> 0.0126s
==  AddPermalinkToCategories: migrated (0.1237s) ==============================

==  NormalizedAssetTags: migrating ============================================
-- add_column(:assets, :normalized_tags, :string)
   -> 0.0132s
==  NormalizedAssetTags: migrated (0.0135s) ===================================

==  AddPermalinkToTags: migrating =============================================
-- add_column(:tags, :permalink, :string, {:limit=>255})
   -> 0.0947s
-- add_index(:tags, :permalink, {:unique=>true})
   -> 0.0287s
rake aborted!
An error has occurred, all later migrations canceled:

undefined method `create_permalink' for #<Tag id: 1, name: "blog", permalink: nil>