Report similar class/type for tileset

[ManPython]

Is your feature request related to a problem? Please describe.
Want suggest a option to Report similar class/type for tileset

Describe the solution you'd like
Pop'up maybe as "Exist similar class/type for tilest" and log about.

Describe alternatives you've considered
Resolve problem when importing .tmx and .tsx ? Eg. ask what to do if exist?

Not sure about good practice around this type case.
Some times this same type name have other id.
Also is possible to have this same name for tilesets when importing or something what is not good solution.