The 'Nobel-Prize-Winners_-_19-09-05' instance failed to start.

Check the log file at '/usr/local/flamenco/instances/Nobel-Prize-Winners_-_19-09-05/log.txt' for more details. Here are the last few lines:

  File "/usr/local/flamenco/python/InterfaceBase.py", line 506, in page
    return div(self.middlegame(), c='middlegame')
  File "/usr/local/flamenco/python/FrankenMatrix.py", line 168, in middlegame
    return self.mainmiddlegame()
  File "/usr/local/flamenco/python/FrankenMatrix.py", line 197, in mainmiddlegame
    tr(td(self.middlegamematrix())))
  File "/usr/local/flamenco/python/FrankenMatrix.py", line 226, in middlegamematrix
    showtooltips=self.session.showtooltips)
  File "/usr/local/flamenco/python/components.py", line 274, in facetmatrix
    names = db.groups(query, f, parent[f], limit=values+1, order=order)
  File "/usr/local/flamenco/python/metadb.py", line 246, in groups
    group='child.id', having='count > 0', limit=limit, order=order):
ValueError: need more than 1 value to unpack
    1  0.36 secs            /Nobel-Prize-Winners_-_19-09-05/Wedge?group=facet_16&q=facet_20%3A7%2Ffacet_21%3A34%2Ffacet_22%3A12%2Ffacet_24%3A37

    4  2025-03-01 12:11:58  /Nobel-Prize-Winners_-_19-09-05/Wedge?group=facet_45&q=facet_20%3A7%2Ffacet_21%3A34%2Ffacet_22%3A12%2Ffacet_23%3A32%2Ffacet_45%3A856
---- query: select id from item_facet_32 where item_facet_32.item = "3" and leaf = 1
rows: 0, time: 0.19 sec
select id from item_facet_44 where item_facet_44.item = "3" and leaf = 1
select id from item_facet_45 where item_facet_45.item = "3" and leaf = 1
select id from item_facet_46 where item_facet_46.item = "3" and leaf = 1
select id from item_facet_40 where item_facet_40.item = "3" and leaf = 1
select id from item_facet_41 where item_facet_41.item = "3" and leaf = 1
select id from item_facet_28 where item_facet_28.item = "3" and leaf = 1
select count(*) from item_facet_20 as item_facet_20_1, item_facet_21 as item_facet_21_2, item_facet_22 as item_facet_22_3, item_facet_23 as item_facet_23_4, item_facet_45 as item_facet_45_5 where item_facet_20_1.id = 7 and item_facet_21_2.id = 34 and item_facet_21_2.item = item_facet_20_1.item and item_facet_22_3.id = 12 and item_facet_22_3.item = item_facet_20_1.item and item_facet_23_4.id = 32 and item_facet_23_4.item = item_facet_20_1.item and item_facet_45_5.id = 856 and item_facet_45_5.item = item_facet_20_1.item