Thank you. That was instructive, and it actually solves the issue.

(SSCCE and UTSL are instructive too - learned something new).

A follow-up question: the role of the "-owner" option is not clear to me. Why and when is it necessary, and why does it fix the problem?

TIA Helen

In reply to Re^6: Win32::GUI: how to find BrowseForFolder()'s handle? by HelenCr
in thread Win32::GUI: how to find BrowseForFolder()'s handle? by HelenCr

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