Bug: closing all tabs and save this state

[werewolfvit]

Description of the Issue

When windows os is shutdowning, notepad can ask something for one of files, and os stay wait for answer, if click "no" for this question all tabs closes and this state with closed tabs will be saved. Old tabs cant restore, only 10 items may be.

Steps to Reproduce the Issue

1. Open NP++, open two or more files, change something and save them
2. Minimize NP++
3. Change anyone of these files another way, not in NP++
4. Try to shutdown windows OS
5. When shutdown operation is stopped, click no in NP++ question

Expected Behavior

Only one tab close, or NP++ closes fully, or no one tab close

Actual Behavior

NP++ still working, all tabs is closing

Debug Information

Notepad++ v7.7.1 (32-bit)
Build time : Jun 16 2019 - 21:14:50
Path : C:\Program Files (x86)\Notepad++\notepad++.exe
Admin mode : OFF
Local Conf mode : OFF
OS : Windows 10 (64-bit)
Plugins : ComparePlugin.dll DSpellCheck.dll mimeTools.dll NppConverter.dll NppExport.dll NPPJSONViewer.dll NppQCP.dll XMLTools.dll