.NET version
.NET 9.0.100-rc2.24455.8
Did it work in .NET Framework?
No
Did it work in any of the earlier releases of .NET Core or .NET 5+?
No, the issue also can reproduce from .NET Core 3.1
Issue description
The on is not translated for Error on errorProvider property on all 13 local languages: CHS, CHT, CSY, DEU, ESN, FRA, ITA, JPN, KOR, PLK, PTB, RUS, TRK.

Steps to reproduce
- Create .NET Winforms project with ErrorProvide & Button controls.
- Observer the "on" in Error on errorProvider property.