Error

### ⚠️ Before posting ⚠️

- [x] This is a **bug**, not a question or an enhancement.
- [x] I've [searched for similar issues](https://github.com/nextcloud/android/issues) and didn't find a duplicate.
- [x] I've written a clear and descriptive title for this issue, not just "Bug" or "Crash".
- [x] I agree to follow Nextcloud's [Code of Conduct](https://nextcloud.com/contribute/code-of-conduct/).

### Steps to reproduce

### Cause of error
```java
Exception in thread "main" java.lang.NullPointerException: Attempt to invoke virtual method 'boolean com.owncloud.android.datamodel.OCFile.canCreateFileAndFolder()' on a null object reference
at com.owncloud.android.ui.activity.FileDisplayActivity.browseUp(FileDisplayActivity.kt:1180)
at com.owncloud.android.ui.activity.FileDisplayActivity.onBackPressed(FileDisplayActivity.kt:1168)
at com.owncloud.android.ui.activity.FileDisplayActivity.onOptionsItemSelected(FileDisplayActivity.kt:938)
at android.app.Activity.onMenuItemSelected(Activity.java:4325)
at androidx.activity.ComponentActivity.onMenuItemSelected(ComponentActivity.kt:461)
at androidx.fragment.app.FragmentActivity.onMenuItemSelected(FragmentActivity.java:264)
at androidx.appcompat.app.AppCompatActivity.onMenuItemSelected(AppCompatActivity.java:256)
at androidx.appcompat.view.WindowCallbackWrapper.onMenuItemSelected(WindowCallbackWrapper.java:109)
at androidx.appcompat.widget.ToolbarWidgetWrapper$1.onClick(ToolbarWidgetWrapper.java:187)
at android.view.View.performClick(View.java:7472)
at android.view.View.performClickInternal(View.java:7445)
at android.view.View.access$3600(View.java:820)
at android.view.View$PerformClick.run(View.java:28538)
at android.os.Handler.handleCallback(Handler.java:938)
at android.os.Handler.dispatchMessage(Handler.java:99)
at android.os.Looper.loop(Looper.java:268)
at android.app.ActivityThread.main(ActivityThread.java:8107)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:627)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:997)

```

### App information
* ID: `com.nextcloud.client`
* Version: `30340090`
* Build flavor: `gplay`

### Device information
* Brand: `Infinix`
* Device: `Infinix-X6811`
* Model: `Infinix X6811`
* Id: `RP1A.200720.011`
* Product: `X6811-RU`

### Firmware
* SDK: `30`
* Release: `11`
* Incremental: `220914V1434`

### Expected behaviour

### Cause of error
```java
Exception in thread "main" java.lang.NullPointerException: Attempt to invoke virtual method 'boolean com.owncloud.android.datamodel.OCFile.canCreateFileAndFolder()' on a null object reference
at com.owncloud.android.ui.activity.FileDisplayActivity.browseUp(FileDisplayActivity.kt:1180)
at com.owncloud.android.ui.activity.FileDisplayActivity.onBackPressed(FileDisplayActivity.kt:1168)
at com.owncloud.android.ui.activity.FileDisplayActivity.onOptionsItemSelected(FileDisplayActivity.kt:938)
at android.app.Activity.onMenuItemSelected(Activity.java:4325)
at androidx.activity.ComponentActivity.onMenuItemSelected(ComponentActivity.kt:461)
at androidx.fragment.app.FragmentActivity.onMenuItemSelected(FragmentActivity.java:264)
at androidx.appcompat.app.AppCompatActivity.onMenuItemSelected(AppCompatActivity.java:256)
at androidx.appcompat.view.WindowCallbackWrapper.onMenuItemSelected(WindowCallbackWrapper.java:109)
at androidx.appcompat.widget.ToolbarWidgetWrapper$1.onClick(ToolbarWidgetWrapper.java:187)
at android.view.View.performClick(View.java:7472)
at android.view.View.performClickInternal(View.java:7445)
at android.view.View.access$3600(View.java:820)
at android.view.View$PerformClick.run(View.java:28538)
at android.os.Handler.handleCallback(Handler.java:938)
at android.os.Handler.dispatchMessage(Handler.java:99)
at android.os.Looper.loop(Looper.java:268)
at android.app.ActivityThread.main(ActivityThread.java:8107)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:627)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:997)

```

### App information
* ID: `com.nextcloud.client`
* Version: `30340090`
* Build flavor: `gplay`

### Device information
* Brand: `Infinix`
* Device: `Infinix-X6811`
* Model: `Infinix X6811`
* Id: `RP1A.200720.011`
* Product: `X6811-RU`

### Firmware
* SDK: `30`
* Release: `11`
* Incremental: `220914V1434`

### Actual behaviour

### Cause of error
```java
Exception in thread "main" java.lang.NullPointerException: Attempt to invoke virtual method 'boolean com.owncloud.android.datamodel.OCFile.canCreateFileAndFolder()' on a null object reference
at com.owncloud.android.ui.activity.FileDisplayActivity.browseUp(FileDisplayActivity.kt:1180)
at com.owncloud.android.ui.activity.FileDisplayActivity.onBackPressed(FileDisplayActivity.kt:1168)
at com.owncloud.android.ui.activity.FileDisplayActivity.onOptionsItemSelected(FileDisplayActivity.kt:938)
at android.app.Activity.onMenuItemSelected(Activity.java:4325)
at androidx.activity.ComponentActivity.onMenuItemSelected(ComponentActivity.kt:461)
at androidx.fragment.app.FragmentActivity.onMenuItemSelected(FragmentActivity.java:264)
at androidx.appcompat.app.AppCompatActivity.onMenuItemSelected(AppCompatActivity.java:256)
at androidx.appcompat.view.WindowCallbackWrapper.onMenuItemSelected(WindowCallbackWrapper.java:109)
at androidx.appcompat.widget.ToolbarWidgetWrapper$1.onClick(ToolbarWidgetWrapper.java:187)
at android.view.View.performClick(View.java:7472)
at android.view.View.performClickInternal(View.java:7445)
at android.view.View.access$3600(View.java:820)
at android.view.View$PerformClick.run(View.java:28538)
at android.os.Handler.handleCallback(Handler.java:938)
at android.os.Handler.dispatchMessage(Handler.java:99)
at android.os.Looper.loop(Looper.java:268)
at android.app.ActivityThread.main(ActivityThread.java:8107)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:627)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:997)

```

### App information
* ID: `com.nextcloud.client`
* Version: `30340090`
* Build flavor: `gplay`

### Device information
* Brand: `Infinix`
* Device: `Infinix-X6811`
* Model: `Infinix X6811`
* Id: `RP1A.200720.011`
* Product: `X6811-RU`

### Firmware
* SDK: `30`
* Release: `11`
* Incremental: `220914V1434`

### Android version

Fghh

### Device brand and model

Vfhh

### Stock or custom OS?

Stock

### Nextcloud android app version

Gghj

### Nextcloud server version

Fthj

### Using a reverse proxy?

I don't know

### Android logs

_No response_

### Server error logs

```bash

```

### Additional information

_No response_