cahnge

app/controllers/pull_requests_controller.rb

@@ -68,7 +68,7 @@ class PullRequestsController < ApplicationController
               user_id: current_user.try(:id),
               project_id: @project.id,
               issue_id: pull_issue.id,
-              fork_project_id: _fork_project.id,
+              fork_project_id: _fork_project&.id,
               is_original: params[:is_original]
             }
             local_requests = PullRequest.new(@local_params.merge(pr_params))
@@ -77,7 +77,7 @@ class PullRequestsController < ApplicationController
               if local_requests.is_original && params[:merge_user_login]
                 remote_pr_params = remote_pr_params.merge(head: "#{params[:merge_user_login]}:#{params[:head]}").compact
 
-                gitea_request = Gitea::PullRequest::CreateService.call(current_user.try(:gitea_token), _fork_project.owner, _fork_project.try(:identifier), remote_pr_params.except(:milestone))
+                gitea_request = Gitea::PullRequest::CreateService.call(current_user.try(:gitea_token), _fork_project&.owner, _fork_project.try(:identifier), remote_pr_params.except(:milestone))
               else
                 gitea_request = Gitea::PullRequest::CreateService.call(current_user.try(:gitea_token), @project.owner, @repository.try(:identifier), remote_pr_params.except(:milestone))