cannot modify calendar entries (error "content conversion internal failure.; storage error in content conversion")
Follow-up of https://mail.gnome.org/archives/evolution-list/2018-November/msg00061.html in order to add more information.
Problem: in some cases, we cannot capy'n'paste or delete calendar entries, this results in
Remote Server returned '550 5.6.0 M2MCVT.StorageError.Exception: ConversionFailedException, Content conversion internal failure.; storage error in content conversion.'
To upload designs, you'll need to enable LFS and have admin enable hashed storage. More information