Repro steps

1. Set Bitbucket Server preferred language to Japanese
2. Open Dashboard

Actual results

An empty page is displayed and there are errors in the developer console.

Notes

• Other languages are displaying dashboard without any issue.
• Reported from https://answers.atlassian.com/questions/43203426/setting-japanese-as-a-preferred-language-no-contents-was-shown-in-the-dashboard