App crashes when sent to background

[rodaimi]

Prerequisites

Issue Details

When you launch Adguard then switch to an already open app, Adguard crashes without exception.

• AdGuard version:
  • v4.0.0(462)
• Device model and storage size:
  • iPhone XR
• Operating system and version:
  • iOS 13.3.1

Expected Behavior

Actual Behavior

Additional Information

Adguard-2020-04-28-184500.txt

[SoLenny]

@rodaimi Hello.
To troubleshoot this issue, we need to get the app logs.
Here’s what we need you to do:
Reproduce the issue (and remember the exact time when it happened).
Open the app, tap “Send Feedback”, select “Contact Support”
The mail app will be opened, change the recipient to apple@adguard.com (!)
Mention this issue number in the email text.

[rodaimi]

Logs submitted 4/29 10:47 EDT

[rodaimi]

After a clean install, the issue has resolved itself. I wish my configurations could have been backed up to iCloud.