CodeCollab : "Insertion maker. Not included in actual code" What is mean?

Hello BooHyunJang ,

You may be seeing this if you are using the Eclipse plugin which uses "markers" to identify defects. Please see the documentation here for more information:

https://support.smartbear.com/collaborator/docs/ide-clients/eclipse/markers.html

If this information is not related to what you see, please open a support case for further assistance.