after the last angels update, I got this from the petro chemical extension
angelsrefining/prototypes/angels-functions.lua:238: Cannot determine next string code in 'soo of original code soo'. Please report this to the Angel's dev team.
stack traceback:
[C]: in function 'error'
angelsrefining/prototypes/angels-functions.lua:238: in function 'get_molecule_codes'
angelsrefining/prototypes/angels-functions.lua:419: in function 'create_gas_recipe_icon'
AngelsPetroChemExtension/data-final-fixes.lua:20: in main chunk