ruby/rubygems · error · GemNotFound

Could not find #{s.full_name} in any of the sources

Error message

Could not find #{s.full_name} in any of the sources

What it means

Error "Could not find #{s.full_name} in any of the sources" thrown in ruby/rubygems.

Source

Thrown at lib/bundler/spec_set.rb:137

    end

    def to_hash
      lookup.dup
    end

    def materialize(deps)
      materialize_dependencies(deps)

      SpecSet.new(materialized_specs)
    end

    # Materialize for all the specs in the spec set, regardless of what platform they're for
    # @return [Array<Gem::Specification>]
    def materialized_for_all_platforms
      @specs.map do |s|
        next s unless s.is_a?(LazySpecification)
        spec = s.materialize_for_cache
        raise GemNotFound, "Could not find #{s.full_name} in any of the sources" unless spec
        spec
      end
    end

    def incomplete_for_platform?(deps, platform)
      incomplete_specs_for_platform(deps, platform).any?
    end

    def incomplete_specs_for_platform(deps, platform)
      return [] if @specs.empty?

      validation_set = self.class.new(@specs)
      validation_set.for(deps, [platform])
      validation_set.incomplete_specs
    end

    def missing_specs_for(deps)
      materialize_dependencies(deps)

View on GitHub (pinned to 86cbb817a3)

When it happens

Trigger: Thrown at lib/bundler/spec_set.rb:137 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of ruby/rubygems@86cbb817a3 (2026-08-23). Data as JSON: /api/errors/e35b8a7910e6b1ea. Report an issue: GitHub.