hairpin extends to end of score on copy/paste or save/reload

Windows 7, GIT commit: 47cd803

1) create a 4/4 score
2) put four quarter notes in first measure
3) select measure, press H to add hairpin
4) select measure, copy
5) select another measure (not the last), paste

Result: hairpin extends to end of score

6) save score
7) close
8) reload

Result: initial hairpin extends to end of score as well