diff --git a/VERSION b/VERSION
index 8e8299dc..35cee72d 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-2.4.2
+2.4.3
diff --git a/lib/generators/trln_argon/install_generator.rb b/lib/generators/trln_argon/install_generator.rb
index a4e14e99..1387825a 100644
--- a/lib/generators/trln_argon/install_generator.rb
+++ b/lib/generators/trln_argon/install_generator.rb
@@ -90,14 +90,18 @@ def inject_local_env_loader
       end
     end
 
-    # rubocop:disable Layout/LineLength
     def inject_into_dev_env
       return if IO.read('config/environments/development.rb').include?('BetterErrors')
       insert_into_file 'config/environments/development.rb', after: 'Rails.application.configure do' do
-        "\n\n  require 'socket'\n\n    local_ip = IPSocket.getaddress(Socket.gethostname)\n\n  BetterErrors::Middleware.allow_ip! local_ip if defined? BetterErrors && Rails.env == :development\n"
+        "\n\n  require 'socket'\n" \
+        "  begin\n" \
+        "    local_ip = IPSocket.getaddress(Socket.gethostname)\n" \
+        "  rescue\n" \
+        "    local_ip = \"127.0.0.1\"\n" \
+        "  end\n" \
+        "  BetterErrors::Middleware.allow_ip! local_ip if defined?(BetterErrors) && Rails.env.development?\n"
       end
     end
-    # rubocop:enable Layout/LineLength
 
     def inject_catalog_controller_overrides
       return if IO.read('config/application.rb').include?('local_env.yml')
diff --git a/lib/trln_argon/hathitrust_controller_behavior.rb b/lib/trln_argon/hathitrust_controller_behavior.rb
index ffdff826..ace8368a 100644
--- a/lib/trln_argon/hathitrust_controller_behavior.rb
+++ b/lib/trln_argon/hathitrust_controller_behavior.rb
@@ -21,7 +21,7 @@ def render_hathitrust_partial_to_string(full_text_url)
         render_to_string('hathitrust/show',
                          locals: { hathitrust_argon_url_hash:
                                      hathitrust_argon_url_hash(full_text_url) },
-                         layout: false)
+                         layout: false).gsub(/<!--.*?-->/m, '')
       end
 
       def hathitrust_argon_url_hash(full_text_url)
diff --git a/lib/trln_argon/internet_archive_controller_behavior.rb b/lib/trln_argon/internet_archive_controller_behavior.rb
index 82967683..6cd5b36e 100644
--- a/lib/trln_argon/internet_archive_controller_behavior.rb
+++ b/lib/trln_argon/internet_archive_controller_behavior.rb
@@ -26,10 +26,13 @@ def key_ia_id_pairs(ia_ids)
       end
 
       def render_ia_partial_to_string(full_text_url)
-        render_to_string('internet_archive/show',
-                         locals: { internet_archive_argon_url_hash:
-                                     ia_argon_url_hash(full_text_url) },
-                         layout: false)
+        render_to_string(
+          'internet_archive/show',
+          locals: {
+            internet_archive_argon_url_hash: ia_argon_url_hash(full_text_url)
+          },
+          layout: false
+        ).gsub(/<!--.*?-->/m, '')
       end
 
       def ia_argon_url_hash(full_text_url)
diff --git a/lib/trln_argon/solr_document/citation.rb b/lib/trln_argon/solr_document/citation.rb
index b4498f94..2838f6a7 100644
--- a/lib/trln_argon/solr_document/citation.rb
+++ b/lib/trln_argon/solr_document/citation.rb
@@ -94,15 +94,31 @@ def parse_authors_and_editors(docvalue)
       end
 
       def convert_to_bibtex_format(input)
-        identifier = input.detect { |key, _| key == 'id' }[1]
-        entry_type = input.detect { |key, _| key == 'type' }[1].split(',').first.strip.downcase
-        entry_type = map_entry_type(entry_type)
+        identifier = input.detect { |key, _| key == 'id' }&.last
+        entry_type = determine_entry_type(input)
         # The bibtex string should look like this
         # "@book{id, author = {Author, A.}, title = {Title}, journal = {Journal}, year = {2020}}"
-        formatted_pairs = input.reject { |key, _| ['id', 'type'].include?(key) }.map do |key, value|
+        formatted_pairs = generate_formatted_pairs(input)
+        "@#{entry_type}{#{identifier}, #{formatted_pairs.join(', ')}}"
+      rescue StandardError => e
+        puts "An error occurred: #{e.message}"
+        'No citations for this item.'
+      end
+
+      def determine_entry_type(input)
+        entry_type_value = input.detect { |key, _| key == 'type' }&.last
+        entry_type = if entry_type_value.to_s.strip.empty?
+                       'book'
+                     else
+                       entry_type_value
+                     end
+        map_entry_type(entry_type)
+      end
+
+      def generate_formatted_pairs(input)
+        input.reject { |key, _| ['id', 'type'].include?(key) }.map do |key, value|
           "#{key} = {#{value}}"
         end
-        "@#{entry_type}{#{identifier}, #{formatted_pairs.join(', ')}}"
       end
 
       def process_citations(bibliography, citation_hash)
diff --git a/spec/lib/trln_argon/solr_document_spec.rb b/spec/lib/trln_argon/solr_document_spec.rb
index 35f0a089..5d4fd271 100644
--- a/spec/lib/trln_argon/solr_document_spec.rb
+++ b/spec/lib/trln_argon/solr_document_spec.rb
@@ -931,4 +931,63 @@ class SolrDocumentTestClass
       end
     end
   end
+
+  context 'when an error occurs during citation generation' do
+    describe '#generate_citation' do
+      let(:document) do
+        SolrDocument.new(
+          # Missing required fields
+          title: 'An Incomplete Title'
+        )
+      end
+
+      before do
+        allow(document).to receive(:generate_formatted_pairs).and_raise(StandardError)
+      end
+
+      it 'prints a server error message' do
+        expect { document.send(:convert_to_bibtex_format, document) }
+          .to output(a_string_starting_with('An error occurred:')).to_stdout
+      end
+
+      it 'returns a fallback message' do
+        expect(document.send(:convert_to_bibtex_format, document)).to eq('No citations for this item.')
+      end
+    end
+  end
+
+  describe '#determine_entry_type' do
+    let(:document) { SolrDocument.new }
+
+    context 'when type is present' do
+      it 'returns the correct entry type' do
+        input = { 'type' => 'Journal, Magazine, or Periodical' }
+        expect(document.send(:determine_entry_type, input)).to eq('article-journal')
+      end
+    end
+
+    context 'when type is present but empty' do
+      it 'defaults to book' do
+        input = { 'type' => '' }
+        expect(document.send(:determine_entry_type, input)).to eq('book')
+      end
+    end
+
+    context 'when type is not present' do
+      it 'defaults to book' do
+        input = {}
+        expect(document.send(:determine_entry_type, input)).to eq('book')
+      end
+    end
+  end
+
+  describe '#generate_formatted_pairs' do
+    let(:document) { SolrDocument.new }
+
+    it 'formats input pairs, excluding id and type' do
+      input = { 'id' => '123', 'type' => 'article', 'author' => 'Doe, John', 'title' => 'An Interesting Article' }
+      expected_output = ['author = {Doe, John}', 'title = {An Interesting Article}']
+      expect(document.send(:generate_formatted_pairs, input)).to eq(expected_output)
+    end
+  end
 end
diff --git a/spec/rails_helper.rb b/spec/rails_helper.rb
index 6ccfd640..b1cbeb50 100644
--- a/spec/rails_helper.rb
+++ b/spec/rails_helper.rb
@@ -34,7 +34,12 @@
 
 RSpec.configure do |config|
   # Remove this line if you're not using ActiveRecord or ActiveRecord fixtures
-  config.fixture_path = "#{::Rails.root}/spec/fixtures"
+  # Update fixture paths configuration to be compatible with Rails 7.1 and later.
+  # Rails now expects `fixture_paths` to be an array rather than a singular string.
+  # This change is documented in the Rails 7.1 release notes:
+  # https://guides.rubyonrails.org/7_1_release_notes.html
+  # https://apidock.com/rails/v7.1.3.2/ActiveSupport/TestCase/fixture_paths%3D/class
+  config.fixture_paths = ["#{::Rails.root}/spec/fixtures"]
 
   # If you're not using ActiveRecord, or you'd prefer not to run each of your
   # examples within a transaction, remove the following line or assign false
diff --git a/trln_argon.gemspec b/trln_argon.gemspec
index 94681b2b..b2e8cc24 100644
--- a/trln_argon.gemspec
+++ b/trln_argon.gemspec
@@ -18,7 +18,7 @@ Gem::Specification.new do |s|
 
   s.files = Dir['{app,config,db,lib}/**/*', 'MIT-LICENSE', 'Rakefile', 'README.md']
 
-  s.add_dependency 'rails', '~> 7'
+  s.add_dependency 'rails', '~> 7.1'
   s.add_dependency 'blacklight', '~> 7.0'
   s.add_dependency 'blacklight_advanced_search', '~> 8.0.0.alpha2'
   s.add_dependency 'blacklight-hierarchy', '~> 6.3'
@@ -36,7 +36,7 @@ Gem::Specification.new do |s|
   s.add_dependency 'csl-styles', '~> 1.0'
   s.add_dependency 'bibtex-ruby', '>= 4.4.6', '< 7'
   
-  s.add_development_dependency 'rspec-rails', '~> 5'
+  s.add_development_dependency 'rspec-rails', '~> 6'
   s.add_development_dependency 'capybara', '~> 3.29'
   s.add_development_dependency 'pry', '~> 0.14'
   s.add_development_dependency 'rubocop', '~> 1.0'
@@ -52,7 +52,7 @@ Gem::Specification.new do |s|
 
   # Conditionally constrain nokogiri & sqlite3 to versions that still work with Ruby 2.7
   # TODO: remove when we are all using Ruby 3+.
-  if Gem::Requirement.new('< 3.0').satisfied_by?(Gem::Version.new(RUBY_VERSION))
+  if Gem::Requirement.new('< 3.1').satisfied_by?(Gem::Version.new(RUBY_VERSION))
     s.add_dependency 'nokogiri', '< 1.16'
     s.add_dependency 'sqlite3', '< 1.7'
   end