TypeError: Cannot read properties of null (reading 'mergeRequest')

Sentry Issue: GITLABCOM-CLIENTSIDE-4SBN

TypeError: Cannot read properties of null (reading 'mergeRequest')
  at a.update (./vue_merge_request_widget/mixins/approvals.js:21:38)
  at n.value (/assets/webpack/main.61e50e7c.chunk.js:31:30471)
  at D (/assets/webpack/main.61e50e7c.chunk.js:33:86152)
  at _ (/assets/webpack/main.61e50e7c.chunk.js:33:86658)
  at e.next (/assets/webpack/main.61e50e7c.chunk.js:33:87191)
...
(14 additional frame(s) were not displayed)