Thanks for taking the time for reporting an issue!

Describe what happened
Fatal Exception: java.util.ConcurrentModificationException
com.datadog.android.rum.internal.domain.scope.RumSessionScope.handleEvent (RumSessionScope.kt:88)
com.datadog.android.rum.internal.domain.scope.RumApplicationScope.handleEvent (RumApplicationScope.kt:51)
com.datadog.android.rum.internal.monitor.DatadogRumMonitor.handleEvent$dd_sdk_android_release (DatadogRumMonitor.kt:357)
com.datadog.android.rum.internal.monitor.DatadogRumMonitor.addCrash (DatadogRumMonitor.kt:272)

Steps to reproduce the issue:
RxJavaException will work and cause concurrency issues.

Describe what you expected:
I think we need to synchronize the reading and writing actions

Additional context

• Android OS version: Android 12
• Device Model: Galaxy S10 5G
• Datadog SDK version: 1.13.0
• Versions of any other relevant dependencies (OkHttp, …):
• Proguard configuration:
• Gradle Plugins: 1.5.1