cubicweb-brainomics #2818302 www.brainomics.net/demo not responding [done]

La démo Brainomics ne fonctionne plus depuis au moins hier. Le navigateur affiche :

Traceback (most recent call last):
[...]
File "/home/logidemo/BRAINOMICS_DEMO/cubicweb/server/repository.py", line 401, in _get_cnxset
raise Exception('no connections set available after 5 secs, probably either a '
Exception: no connections set available after 5 secs, probably either a bug in code (too many uncommited/rollbacked connections) or too much load on the server (in which case you can try to set a bigger connections pool size)

prioritynormal
typebug
done in<not specified>
load left0.000
closed by<not specified>