Method addObserver must be called on the main thread #520

Platform:

• iOS
• Android

SDK:

• @sentry/react-native (>= 1.0.0)
• react-native-sentry (<= 0.43.2)

RN SDK version: 1.6.3
Android SDK version: 2.2.0

react-native version: 0.62.17

Are you using Expo?

• Yes
• No

Are you using sentry.io or on-premise?

• sentry.io (SaaS)
• on-premise

If you are using sentry.io, please post a link to your issue so we can take a look:

https://sentry.io/organizations/persona-identities-inc/issues/1839866967/?project=5378601&query=is%3Aunresolved

Configuration:

(@sentry/react-native)

Sentry.init({
  dsn: 'https://...@sentry.io/...'
});

I have following issue:

I went through barebones setup steps and am getting this error. Commenting out the Sentry.init gets rid of it. Stack trace seems to indicate it's all happening within the Sentry library but I'm not sure if I'm doing something wrong.

Steps to reproduce:

• New project on React Native 0.62.17
• Install Sentry
• Launch in Android Emulator using Pixel 2 API 29
• Red screen with error

Actual result:

Expected result:

No error.