column_copy: report _key for record has invalid value
column_copy: report _key for record has invalid value

groonga/groonga,kenhys/groonga,kenhys/groonga,komainu8/groonga,komainu8/groonga,groonga/groonga,kenhys/groonga,groonga/groonga,kenhys/groonga,kenhys/groonga,kenhys/groonga,kenhys/groonga,komainu8/groonga,komainu8/groonga,komainu8/groonga,kenhys/groonga,komainu8/groonga,komainu8/groonga,groonga/groonga,groonga/groonga,komainu8/groonga,groonga/groonga,groonga/groonga,groonga/groonga