It appears that ° and - aren't legal in sheet names. If look in the help when renaming the sheet you will see this:
" Name Enter a new name for the sheet here. Allowed characters are letters, numbers, spaces, and the underline character. " So this is not a bug. ** Changed in: openoffice.org (Ubuntu) Status: New => Invalid -- calc sheet title https://bugs.launchpad.net/bugs/234234 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs