When liege made me marshall, my name was marshall of my own title.

[Roparex]

Playing as the duke of luxembourg, was made marshall of west francia, got the title marshall of luxembourg. Save attached.
Here is me:

Here is the marshall of luxembourg:

Here is the council of west francia screen, which shows me as marshall:

 

[Roparex]

Note: Has happened again with chancellor. Save attached.

 

[Tuscany]

Hello,

Do you have more information about the situation before this happened, in particular under what circumstances were you appointed as Marshall.

Also what version of the game are you playing on?

Thank you for your report.