diff --git a/lib/github_changelog_generator/argv_parser.rb b/lib/github_changelog_generator/argv_parser.rb
index e62bae72..26cf8916 100755
--- a/lib/github_changelog_generator/argv_parser.rb
+++ b/lib/github_changelog_generator/argv_parser.rb
@@ -205,6 +205,9 @@ def parser
         opts.on("--[no-]verbose", "Run verbosely. Default is true.") do |v|
           options[:verbose] = v
         end
+        opts.on("--continue-with-errors", "Allow generator to continue even if any errors are encountered in the fetch comparison.") do |continue_with_errors|
+          options[:continue_with_errors] = continue_with_errors
+        end
         opts.on("-v", "--version", "Print version number.") do |_v|
           puts "Version: #{GitHubChangelogGenerator::VERSION}"
           exit
diff --git a/lib/github_changelog_generator/generator/generator_fetcher.rb b/lib/github_changelog_generator/generator/generator_fetcher.rb
index 63a9fc06..68466248 100644
--- a/lib/github_changelog_generator/generator/generator_fetcher.rb
+++ b/lib/github_changelog_generator/generator/generator_fetcher.rb
@@ -55,6 +55,24 @@ def add_first_occurring_tag_to_prs(tags, prs)
       Helper.log.info "Associating PRs with tags: #{total}/#{total}"
     end
 
+    # Used in associate_tagged_prs to attach the oldest tag to the pr
+    # @param [Array] tags The tags sorted by time, newest to olderst.
+    # @param [Hash] pull_request The pull request that receives the associated tag.
+    # @param [Hash] event The last merged event information from the pull_request.
+    # @return [Boolean] Returns true if tag is associated, false otherwise.
+    def add_tag_to_pr(tags, pull_request, event)
+      if @options[:continue_with_errors]
+        if (oldest_tag = tags.reverse.find { |tag| tag["shas_in_tag"].include?(event["commit_id"]) unless tag["shas_in_tag"].nil? })
+          pull_request["first_occurring_tag"] = oldest_tag["name"]
+          return true
+        end
+      elsif (oldest_tag = tags.reverse.find { |tag| tag["shas_in_tag"].include?(event["commit_id"]) })
+        pull_request["first_occurring_tag"] = oldest_tag["name"]
+        return true
+      end
+      false
+    end
+
     # Associate merged PRs by the merge SHA contained in each tag. If the
     # merge_commit_sha is not found in any tag's history, skip association.
     #
@@ -73,12 +91,7 @@ def associate_tagged_prs(tags, prs, total)
         # https://developer.github.com/v3/pulls/#list-pull-requests
         if pr["events"] && (event = pr["events"].find { |e| e["event"] == "merged" })
           # Iterate tags.reverse (oldest to newest) to find first tag of each PR.
-          if (oldest_tag = tags.reverse.find { |tag| tag["shas_in_tag"].include?(event["commit_id"]) })
-            pr["first_occurring_tag"] = oldest_tag["name"]
-            found = true
-            i += 1
-            print("Associating PRs with tags: #{i}/#{total}\r") if @options[:verbose]
-          end
+          found = add_tag_to_pr(tags, pr, event)
         else
           # Either there were no events or no merged event. Github's api can be
           # weird like that apparently. Check for a rebased comment before erroring.
@@ -86,9 +99,9 @@ def associate_tagged_prs(tags, prs, total)
           raise StandardError, "No merge sha found for PR #{pr['number']} via the GitHub API" unless no_events_pr.empty?
 
           found = true
-          i += 1
-          print("Associating PRs with tags: #{i}/#{total}\r") if @options[:verbose]
         end
+        i += 1
+        print("Associating PRs with tags: #{i}/#{total}\r") if @options[:verbose]
         found
       end
     end
diff --git a/lib/github_changelog_generator/octo_fetcher.rb b/lib/github_changelog_generator/octo_fetcher.rb
index 4a1b25c9..323ea9dc 100644
--- a/lib/github_changelog_generator/octo_fetcher.rb
+++ b/lib/github_changelog_generator/octo_fetcher.rb
@@ -474,6 +474,9 @@ def check_github_response
       fail_with_message(e, "Exceeded retry limit")
     rescue Octokit::Unauthorized => e
       fail_with_message(e, "Error: wrong GitHub token")
+    rescue StandardError => e
+      Helper.log.error("#{e.class}: #{e.message}")
+      nil
     end
 
     # Presents the exception, and the aborts with the message.
diff --git a/lib/github_changelog_generator/options.rb b/lib/github_changelog_generator/options.rb
index b77503fa..c228976a 100644
--- a/lib/github_changelog_generator/options.rb
+++ b/lib/github_changelog_generator/options.rb
@@ -76,6 +76,7 @@ class Options < SimpleDelegator
       user
       usernames_as_github_logins
       verbose
+      continue_with_errors
     ]
 
     # @param values [Hash]
diff --git a/lib/github_changelog_generator/task.rb b/lib/github_changelog_generator/task.rb
index 33a5999d..79b784b3 100644
--- a/lib/github_changelog_generator/task.rb
+++ b/lib/github_changelog_generator/task.rb
@@ -19,7 +19,8 @@ class RakeTask < ::Rake::TaskLib
                   between_tags exclude_tags exclude_tags_regex since_tag max_issues
                   github_site github_endpoint simple_list
                   future_release release_branch verbose release_url
-                  base configure_sections add_sections http_cache]
+                  base configure_sections add_sections http_cache
+                  base configure_sections add_sections continue_with_errors]
 
     OPTIONS.each do |o|
       attr_accessor o.to_sym