• Android version: 7.0
• Phone model: Motorola Moto G (4) (athene)
• Briar version: 0.16.17 (347c2f22)
• User feedback: "Received new message notification. Tried to view it, and got white screen, instead of prior message list loading, also at bottom of screen was a place to type message... I've noticed it takes longer and longer for old message list to load."

Stacktrace:

java.lang.IllegalArgumentException: reportSizeConfigurations: ActivityRecord not found for: Token{c80ad01 ActivityRecord{dc4d2e8 u0 org.briarproject.briar.beta/org.briarproject.briar.android.contact.ConversationActivity t2562 f}}
        at android.os.Parcel.readException(Parcel.java:1687)
        at android.os.Parcel.readException(Parcel.java:1636)
        at android.app.ActivityManagerProxy.reportSizeConfigurations(ActivityManagerNative.java:6982)
        at android.app.ActivityThread.reportSizeConfigurations(ActivityThread.java:2789)
        at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2728)
        at android.app.ActivityThread.handleRelaunchActivity(ActivityThread.java:4524)
        at android.app.ActivityThread.-wrap19(ActivityThread.java)
        at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1479)
        at android.os.Handler.dispatchMessage(Handler.java:102)
        at android.os.Looper.loop(Looper.java:154)
        at android.app.ActivityThread.main(ActivityThread.java:6123)
        at java.lang.reflect.Method.invoke(Native Method)
        at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:867)
        at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:757)

Log extract:

02-09 16:24:47.098 I/Adreno  (30469): DequeueBuffer: dequeueBuffer failed
02-09 16:24:47.099 I/Adreno  (30469): DequeueBuffer: dequeueBuffer failed
02-09 16:24:47.099 I/Adreno  (30469): DequeueBuffer: dequeueBuffer failed
02-09 16:24:47.099 I/Adreno  (30469): DequeueBuffer: dequeueBuffer failed
02-09 16:24:47.103 W/OpenGLRenderer(30469): swapBuffers encountered EGL error 12301 on 0xa48967c0, halting rendering...
02-09 16:24:47.116 I/BriarRecyclerView(30469): Adding Handler Callback
02-09 16:24:47.116 I/ConversationActivity(30469): Loading contact took 0 ms
02-09 16:24:47.121 I/BriarRecyclerView(30469): Removing Handler Callback
02-09 16:24:47.171 I/BriarRecyclerView(30469): Adding Handler Callback
02-09 16:24:47.195 E/ACRA    (30469): ACRA caught a IllegalArgumentException for org.briarproject.briar.beta

Looks like the activity may have failed to load due to an OpenGL error, and the crash happened when Android tried to relaunch the activity.