With that open .sqf code file and play with the code until highlighting breaks
Debug Information
Notepad++ v7.9.5 (64-bit)
Build time : Mar 21 2021 - 02:13:17
Path : C:\Program Files\Notepad++\notepad++.exe
Admin mode : OFF
Local Conf mode : OFF
OS Name : Windows 10 Home (64-bit)
OS Version : 2004
OS Build : 19041.928
Current ANSI codepage : 1252
Plugins : DSpellCheck.dll mimeTools.dll NppConverter.dll NppExport.dll
Highlighting breaks on arma UDL
Debug Information
Notepad++ v7.9.5 (64-bit) Build time : Mar 21 2021 - 02:13:17 Path : C:\Program Files\Notepad++\notepad++.exe Admin mode : OFF Local Conf mode : OFF OS Name : Windows 10 Home (64-bit) OS Version : 2004 OS Build : 19041.928 Current ANSI codepage : 1252 Plugins : DSpellCheck.dll mimeTools.dll NppConverter.dll NppExport.dll
Screenshots of the bug:
Almost everything gray:
Shouldn't be green: