ActionView::Template::Error: undefined method `>' for nil:NilClass

Undefined method `>' for nil:NilClass
app/views/projects/commit/_ci_commit.html.haml in _app_views_projects_commit__ci_commit_html_haml___2982017664738493743_62696840 at line 19

- if ci_commit.duration > 0
app/views/projects/commit/_builds.html.haml in block in _app_views_projects_commit__builds_html_haml__3740510692525065219_62768720 at line 2

= render "ci_commit", ci_commit: ci_commit
app/views/projects/commit/_builds.html.haml in _app_views_projects_commit__builds_html_haml__3740510692525065219_62768720 at line 1

- @ci_commits.each do |ci_commit|
app/views/projects/commit/builds.html.haml in _app_views_projects_commit_builds_html_haml___4430391005565132733_64591780 at line 7

= render "builds"
lib/gitlab/middleware/go.rb in call at line 16

@app.call(env)