Probably has the same trigger as for (later) bug #1657874 - a (single) click on the rotation center is sufficient to make the transformation handles disappear. This can happen accidentally when «selecting different and same objects repeatedly with selection tool».
Probably has the same trigger as for (later) bug #1657874 - a (single) click on the rotation center is sufficient to make the transformation handles disappear. This can happen accidentally when «selecting different and same objects repeatedly with selection tool».