In js exist
//# sourceMappingURL=main.a86f96c7.chunk.js.map
In logs see only [WARNING] django.request: Not Found: /api/XXXXX/events/XXXXX/committers/ (status_code=404 request=<WSGIRequest: GET '/api/XXXXX/events/XXXXX/committers/'>)
Looks like seting SENTRY_SCRAPE_JAVASCRIPT_CONTEXT False in sentry.conf.py
Disable sourcecode fetching for JavaScript events totally and for js in artifacts.
If leave defaults SENTRY_SCRAPE_JAVASCRIPT_CONTEXT True and disable in web-interface “Allow JavaScript Source Fetching” then all works.
Disable in web “Allow JavaScript Source Fetching”: