Totally off topic: today's newspaper has an article on why the sum of all natural numbers to infinite equals -1/12. This is being ignored for the purpose of titling the thread.
Real problem: Whenever I fire off a second PB while Logos 5 is still indexing earlier PB's, the compile fails on the error of being unable to remove the old copy. If I have created the error, it will not disappear when the indexing is complete - rather I must restart Logos.