Since the last update all the indoor climbing activities show blank page (tons of CORS error in browser console).
9377419 - Thanks for the post. Please reply here with the following so we can investigate:
Hitting the same problem, on multiple different browsers too (daily driver Firefox; clean Chrome). Site's clearly broken. The problem presents just like for the original poster.
The most suspicious console.log line is the following:
TypeError: can't access property "valueKey", e.gradeValue is undefined