Failed installation with error: libqt5core5t64 (>= 5.15.1) but it is not installable

[adamwebber2]

Getting this error after trying to install the package systray-x on debian-12

The following packages have unmet dependencies:
systray-x : Depends: ccccccccccccccccccccccc
Depends: libqt5gui5t64 (>= 5.11.0rc1) but it is not installable or
libqt5gui5-gles (>= 5.11.0rc1) but it is not going to be installed
Depends: libqt5widgets5t64 (>= 5.15.1) but it is not installable
Depends: libstdc++6 (>= 13.1) but 12.2.0-14 is to be installed
E: Unable to correct problems, you have held broken packages.

[Ximi1970]

Installs and works just fine on my clean Debian 12 Gnome / KDE.

If you want to file a bug report, please use the standard form and fill in the details of your system / distro:

https://github.com/Ximi1970/systray-x/issues/new?assignees=&labels=bug&projects=&template=bug_report.md&title=