Compler error GEN1091 Runtime Mismatch

I am building a new project in SetupBuilder 10 and am getting this error. Can anybody advise what I may have done wrong?

Hi Martin,

could you please send your "Uninst_SetupBuilder 10 Developer.log" (from the main SetupBuilder 10 folder) to support@lindersoft.com.

Thank you.

BTW, this feature is there to protect your customers from "infected" or "manipulated" SB runtimes.

Friedrich