Well-known can fail because of a class not being found
https://sentry.io/nordgedanken/simplematrix/issues/776228546/?referrer=gitlab_plugin
NoClassDefFoundError: io.kamax.matrix.json.-$$Lambda$GsonUtil$ZtcDQ6q3enpueOihPJXNl5VmK9I
at blog.nordgedanken.simplematrix.data.matrix.MatrixClient.loginWellKnown(Matrix.kt:96)
at blog.nordgedanken.simplematrix.MatrixAccountActivity$login$LoginTask.doInBackground(MatrixAccountActivity.kt:95)
at blog.nordgedanken.simplematrix.MatrixAccountActivity$login$LoginTask.doInBackground(MatrixAccountActivity.kt:81)
...
(8 additional frame(s) were not displayed)
RuntimeException: An error occurred while executing doInBackground()
at android.os.AsyncTask$3.done(AsyncTask.java:309)
at java.util.concurrent.FutureTask.finishCompletion(FutureTask.java:354)
at java.util.concurrent.FutureTask.setException(FutureTask.java:223)
at java.util.concurrent.FutureTask.run(FutureTask.java:242)
at android.os.AsyncTask$SerialExecutor$1.run(AsyncTask.java:234)
...
(3 additional frame(s) were not displayed)
An error occurred while executing doInBackground()