ActionView::Template::Error: undefined method `namespace' for nil:NilClass
Created by @rymai.
https://sentry.gitlap.com/gitlab/gitlabcom/issues/11735/
Introduced by https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/6177 /cc @kradydal
NoMethodError: undefined method `namespace' for nil:NilClass
app/helpers/merge_requests_helper.rb:113:in `source_branch_with_namespace'
branch = link_to(merge_request.source_branch, namespace_project_commits_path(merge_request.source_project.namespace, merge_request.source_project, merge_request.source_branch))
app/views/projects/merge_requests/_show.html.haml:35:in `_app_views_projects_merge_requests__show_html_haml___1111270224486202515_47307740'
%span.label-branch= source_branch_with_namespace(@merge_request)
app/views/projects/merge_requests/show.html.haml:1:in `_app_views_projects_merge_requests_show_html_haml___401242184862557167_48344460'
= render "show"
app/controllers/projects/merge_requests_controller.rb:203:in `block (2 levels) in builds'
render 'show'
app/controllers/projects/merge_requests_controller.rb:199:in `builds'
respond_to do |format|
...
(141 additional frame(s) were not displayed)
ActionView::Template::Error: undefined method `namespace' for nil:NilClass