AnkiDroid showing persistent problem report toast: "Anki already open, or media currently syncing."

> Btw, you probably already know this, but AnkiDroid keeps showing toasts saying it has encountered an issue and sending a bug report.

https://ankidroid.org/acra/app/1/bug/400974/report/322798f2-eb4e-4eac-ac08-67f3395a315e

```
net.ankiweb.rsdroid.BackendException$BackendDbException$BackendDbLockedException: Anki already open, or media currently syncing.
at net.ankiweb.rsdroid.BackendException$BackendDbException$BackendDbLockedException.(BackendException.kt:102)
at net.ankiweb.rsdroid.BackendException$BackendDbException$Companion.fromDbError(BackendException.kt:125)
at net.ankiweb.rsdroid.BackendException$Companion.fromError(BackendException.kt:183)
at net.ankiweb.rsdroid.BackendKt.unpackResult(Backend.kt:322)
at net.ankiweb.rsdroid.BackendKt.access$unpackResult(Backend.kt:1)
at net.ankiweb.rsdroid.Backend.runMethodRaw$lambda$1(Backend.kt:133)
at net.ankiweb.rsdroid.Backend.withBackend(Backend.kt:145)
at net.ankiweb.rsdroid.Backend.runMethodRaw(Backend.kt:132)
at anki.backend.GeneratedBackend.openCollectionRaw(GeneratedBackend.kt:124)
at anki.backend.GeneratedBackend.openCollection(GeneratedBackend.kt:133)
at net.ankiweb.rsdroid.Backend.openCollection(Backend.kt:109)
at net.ankiweb.rsdroid.Backend.openCollection(Backend.kt:62)
at com.ichi2.anki.libanki.Storage.openDB$libanki(Storage.kt:58)
at com.ichi2.anki.libanki.Collection.reopen(Collection.kt:317)
at com.ichi2.anki.libanki.Collection.reopen$default(Collection.kt:303)
at com.ichi2.anki.libanki.Collection.(Collection.kt:180)
at com.ichi2.anki.libanki.Storage.collection(Storage.kt:38)
at com.ichi2.anki.CollectionManager.ensureOpenInner(CollectionManager.kt:275)
at com.ichi2.anki.CollectionManager.withCol$lambda$0(CollectionManager.kt:145)
at com.ichi2.anki.CollectionManager$withQueue$3.invokeSuspend(CollectionManager.java:128)
at kotlin.coroutines.jvm.internal.BaseContinuationImpl.resumeWith(ContinuationImpl.kt:34)
at kotlinx.coroutines.DispatchedTask.run(DispatchedTask.kt:100)
at kotlinx.coroutines.internal.LimitedDispatcher$Worker.run(LimitedDispatcher.java:124)
at kotlinx.coroutines.scheduling.TaskImpl.run(Tasks.kt:89)
at kotlinx.coroutines.scheduling.CoroutineScheduler.runSafely(CoroutineScheduler.kt:586)
at kotlinx.coroutines.scheduling.CoroutineScheduler$Worker.executeTask(CoroutineScheduler.kt:820)
at kotlinx.coroutines.scheduling.CoroutineScheduler$Worker.runWorker(CoroutineScheduler.kt:717)
at kotlinx.coroutines.scheduling.CoroutineScheduler$Worker.run(CoroutineScheduler.kt:704)
Suppressed: kotlinx.coroutines.internal.DiagnosticCoroutineContextException: [k1{Cancelling}@b66e68b, Dispatchers.Main.immediate]

```

2.24.0