How do i change what is copied from solution in incident to solution in interaction?

HI

I am new to this forum, but needs helps with a problem.

Technical Info: Running Service Manager on premise, versjon 9.62. 

When i close an incident, some wierd text appears in the solution of the interaction.
Where do i find the process/javascript/ruleset that sets the solution text in the interaction, when closeing the related incident? 

Please help me!

BR Thor - Norway