gistfile1.txt

```ruby
switch!('adl')
queue = Valkyrie::IndexingAdapter.find(:redis_queue)
error_log = ActiveSupport::Logger.new("/app/samvera/hyrax-webapp/tmp/imports/indexing_errors.log")
@set = []
solr_indexer = Valkyrie::IndexingAdapter.find(:solr_index)
index_error_name = "toindex3929b765-8d25-48ab-986f-3ce4edf75a6b-error"
size = queue.connection.zrange(index_error_name, 0, -1).size

size.times do |i|
  begin
    @set = queue.connection.zpopmin(index_error_name, 1)
    next [] if @set.blank?
    # we have to load these one at a time because find_all_by_id gets duplicates during wings transition
    resource = Hyrax.query_service.find_by(id: @set[0])
    solr_indexer.save(resource: resource)
    solr_indexer.connection.commit if(i % 100.0 == 0)
    puts "\n\n\n===================== #{i}============ \n\n\n"
  rescue
    # if anything goes wrong, try to requeue the items
    @set.each { |id, _time| queue.connection.zadd(index_error_name + "-twice", Time.now.to_i, id) }
  end
end
solr_indexer.connection.commit

queue.connection.zrange(index_error_name + "-twice", 0, -1).size