Comment 36 for bug 1724876

(In reply to Bruce Sobey from comment #8)
> Created attachment 155789 [details]
> File to Demonstrate problem with Basic Macro to Solve to target

On Win10 with master sources updated today, I don't reproduce this.
Indeed, when opening the file and accepting macros, "Insert 10 lines" button doesn't flash. Did you check with prerelease 6.3.4? (it should be released officially next week, see https://wiki.documentfoundation.org/ReleasePlan/6.3)