When 'always open tech/civic tree' option is enabled in CQUI, future civic (probably also tech) can't be choosen for another research.
Possible fix would be auto disabling this option when end of tech/civic tree is reached or always un-marking last civic/tech after completion.
When 'always open tech/civic tree' option is enabled in CQUI, future civic (probably also tech) can't be choosen for another research. Possible fix would be auto disabling this option when end of tech/civic tree is reached or always un-marking last civic/tech after completion.