> Any way to suppress these harmless/annoying messages?

Unfortunately, no.

> Since they are "harmless",  am I right in guessing someone forgot to turn
> off some debugging code/messages?

No, but the effect is the same.

> While I don't mind opening up a PMR, I would assume there is going to be
a
> quick update (6.1.5.11?) to address it?

Apparently there is already a PMR (04704,070,724) which was opened
yesterday, but I didn't find it until today.  Looks like the response is
that the fix will be in 6.1.6, due sometime next year.

Mark Haye (马克海), IBM TSM Server Development, mark.haye AT us.ibm DOT com,
8/321-4403, (520)799-4403, 0N6/9062-2, Tucson
Professional programmer.  Closed source.  Do not attempt.