Failed to load mods: __sei-foundry__/prototypes/compat/se-sa-prod-tech.lua:5: attempt to index field 'low-density-structure-productivity' (a nil value)
stack traceback:
__sei-foundry__/prototypes/compat/se-sa-prod-tech.lua:5: in main chunk
[C]: in function 'require'
__sei-foundry__/data.lua:10: in main chunk