secondary sorting in list seems to be broken

[autocart]

Various Information

XYplorer: 21.50.0125 (Pro Edition - Lifetime License Pro)
Loaded in: 999 ms at 18.02.2021 23:00:55
Uptime: 5 days, 15 hrs, 32 mins, 35 secs Runtime: 6.00.9815
Memory Usage: 54 884 KB, Virtual Memory Size: 42 820 KB

OS: Windows 8.1 Professional, 64-bit, Build 9600
OS Uptime: 15 days, 2 hrs, 22 mins, 56 secs
Time Zone: Mitteleuropäische Zeit
UTC Offset: +01:00
User Role: User
Themes: Yes (Aero) RealSystem32: Yes

System Locale ID: 3079 (de-AT)
Thread Locale ID: 3079 (de-AT)
Default ANSI Code Page: 1252 (ANSI - Lateinisch I)
Active ANSI Code Page: 1252 (ANSI - Lateinisch I)
Default OEM code page: 850 (OEM - Multilingual Lateinisch I)
Active OEM Code Page: 850 (OEM - Multilingual Lateinisch I)
DBCS Code Page: No
Main Contents Font: Segoe UI 9

DblClick Time: 270 ms
Screen: 1680x1050, 1/1 (Primary), Virtual: (0, 0) - (1680, 1050), Work: (0, 0) - (1680, 1010)
Screen DPI: 96 (100%) twX: 15 Stretch: 1 sLF: 1 Toolbar Zoom: 1 (1;1)
Screen Color Depth: 32
DPI awareness: Per monitor
Auto Scaling: Yes, Yes

UseDPIAwareIconSizes: No, Yes
Icon Size: Small=16, Large=32
Icon Size Controls: Small=16, Large=32
Icon Size Recommended: Small=16, Large=32

Command Line:
Command Normalized:

Language Support: 8.128
Language: No language loaded

[autocart]

can anyone confirm? (see title)

[RalphM]

Not for me in Details View.

[autocart]

ok, thx, now it seems to work again.
Must have had a black out and tried to primary sort a column that was not compatible with secondary sorting.
Sorry for the unnessecary confusion.