crash-reporting

Step 3: Describe the problem:

Steps to reproduce:

1. Follow the official notes how to deploy errbit on the Heroku:
   https://github.com/errbit/errbit/blob/master/docs/deployment/heroku.md
2. Use the Deploy to Heroku button provided in the guide:
   https://heroku.com/deploy?template=https://github.com/errbit/errbit/tree/master
3. Fill in all required fields in the `Create

How do you use Sentry?

Sentry Saas (sentry.io)

Version

1.5.6

Steps to Reproduce

One day sentry stopped sending transactions to sentry.io. After much digging I found the issue to be here:
https://github.com/getsentry/sentry-python/blob/0ba75fef404f877f3c7fc1afcc6013eb9c4b986c/sentry_sdk/tracing.py#L668

We have a custom traces_sampler function that reads in from a simple JSON