There is no problem with sending bugs. Evolution work fine for other people so it's likely that it was not using the online mode for whatever reason. Closing the bug for now, feel free to reopen if you run to the problem again and reply the questions asked
** Changed in: evolution (Ubuntu) Status: Needs Info => Rejected -- Send/Receive grayed out in evolution 2.9.92 https://launchpad.net/bugs/88997 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs