Damien Couroussé <damien.courou...@cea.fr> writes: > Hi David, > > On 19/08/2021 20:31, David Bremner wrote: > The error appeared in two situations: > > 1. emacs 27 (currently in stable/bullseye) is already installed. Install > elpa-org (from stable as well, i.e. version 9.1.14+dfsg-3). Produces the > error as reported.
elpa-org in bullseye is 9.4.0+dfsg-1 > 2. elpa-org is installed with emacs in old-stable. Upgrade emacs to the > version in stable / bullseye. The package elpa-org is upgraded as well, > producing the same error. Produces the error as reported. Are you certain elpa-org is upgraded to the version in bullseye? (i.e. 9.4.0+dfsg-1)? I ask because that's not what your original report said, and there is also some confusion above about what the version in stable is.