Accssing a folder that doesn't have a lvl2Dir linked to the dir.c9r should show an specific error message

[SailReal]

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• I have searched existing issues for duplicates
• I agree to follow this project's Code of Conduct

Summary

Currently accessing a folder for which the linked lvl2Dir doesn't exists fails with an general error toast but should show an specific error

System Setup

- Android: X
- Cryptomator: 1.7.5

Cloud Type

No response

Steps to Reproduce

1. Delete the lvl2Dir of a folder
2. Try to access the folder

Expected Behavior

An understandable error message is displayed

Actual Behavior

A general error message is displayed

Reproducibility

Always

Relevant Log Output

org.cryptomator.debug E/ExceptionHandler: 		java.lang.IllegalArgumentException: Failed to determine if primary:Vaults/asdf/d/EA/VXYO2XV6JL5FP76JHX7GNPGH3AYCO2 is child of primary:Vaults: java.io.FileNotFoundException: Missing file for primary:Vaults/asdf/d/EA/VXYO2XV6JL5FP76JHX7GNPGH3AYCO2 at /storage/emulated/0/Vaults/asdf/d/EA/VXYO2XV6JL5FP76JHX7GNPGH3AYCO2
        at android.database.DatabaseUtils.readExceptionFromParcel(DatabaseUtils.java:172)
        at android.database.DatabaseUtils.readExceptionFromParcel(DatabaseUtils.java:142)
        at android.content.ContentProviderProxy.query(ContentProviderNative.java:481)
        at android.content.ContentResolver.query(ContentResolver.java:1219)
        at android.content.ContentResolver.query(ContentResolver.java:1151)
        at android.content.ContentResolver.query(ContentResolver.java:1107)
        at org.cryptomator.data.cloud.local.LocalStorageAccessFrameworkImpl.list(LocalStorageAccessFrameworkImpl.kt:170)
        at org.cryptomator.data.cloud.local.LocalStorageAccessFrameworkContentRepository.list(LocalStorageAccessFrameworkContentRepository.kt:54)
        at org.cryptomator.data.cloud.local.LocalStorageAccessFrameworkContentRepository.list(LocalStorageAccessFrameworkContentRepository.kt:18)
        at org.cryptomator.data.repository.DispatchingCloudContentRepository.list(DispatchingCloudContentRepository.kt:103)
        at org.cryptomator.data.cloud.crypto.CryptoImplVaultFormat7.list(CryptoImplVaultFormat7.kt:151)
        at org.cryptomator.data.cloud.crypto.CryptoCloudContentRepository.list(CryptoCloudContentRepository.kt:58)
        at org.cryptomator.data.cloud.crypto.CryptoCloudContentRepository.list(CryptoCloudContentRepository.kt:21)
        at org.cryptomator.data.repository.DispatchingCloudContentRepository.list(DispatchingCloudContentRepository.kt:103)
        at org.cryptomator.domain.usecases.cloud.GetCloudList.execute(GetCloudList.java:24)
        at org.cryptomator.domain.usecases.cloud.GetCloudListUseCase$Launcher$2.call(GetCloudListUseCase.java:92)
        at org.cryptomator.domain.usecases.cloud.GetCloudListUseCase$Launcher$2.call(GetCloudListUseCase.java:86)
        at io.reactivex.internal.operators.flowable.FlowableFromCallable.subscribeActual(FlowableFromCallable.java:39)
        at io.reactivex.Flowable.subscribe(Flowable.java:14935)
        at io.reactivex.Flowable.subscribe(Flowable.java:14882)
        at io.reactivex.internal.operators.flowable.FlowableSubscribeOn$SubscribeOnSubscriber.run(FlowableSubscribeOn.java:82)
        at io.reactivex.internal.schedulers.ExecutorScheduler$ExecutorWorker$BooleanRunnable.run(ExecutorScheduler.java:288)
        at io.reactivex.internal.schedulers.ExecutorScheduler$ExecutorWorker.run(ExecutorScheduler.java:253)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1167)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
        at java.lang.Thread.run(Thread.java:920)
    
    		ErrorCode: JI27:FBHQ

Anything else?

Must be checked for each cloud