This problem still exists in 2.9.0, and can be worked around by the same patch.
I reproduce it with <dtml-in pages sort=creation_time></dtml-in> in a zwiki page. pages returns a list of catalog brains, the creation_time attribute is a string.
This problem still exists in 2.9.0, and can be worked around by the same patch.
I reproduce it with <dtml-in pages sort=creation_ time></ dtml-in> in a zwiki page. pages returns a list of catalog brains, the creation_time attribute is a string.