Engine Error Switching Language from german to english and vice versa

This is repeatable. Everytime I switch the Languages.
using newest version of german language mod only. no other mods.

release-687 (x64)[M]
…hearth/components/scaffolding/scaffolding_region.lua:785: attempt to index field ‘_owning_scaffolding’ (a nil value)
stack traceback:
radiant/modules/common.lua:237: in function 'report_traceback’
radiant/modules/common.lua:248: in function <radiant/modules/common.lua:242>
…hearth/components/scaffolding/scaffolding_region.lua:785: in function 'instance’
radiant/modules/events.lua:291: in function <radiant/modules/events.lua:285>
[C]: in function 'xpcall’
radiant/modules/common.lua:257: in function 'xpcall’
radiant/modules/events.lua:285: in function <radiant/modules/events.lua:251>
[C]: in function 'destroy_entity’
radiant/modules/entities.lua:82: in function 'destroy_entity’
stonehearth/services/server/build/ladder_builder.lua:143: in function <stonehearth/services/server/build/ladder_builder.lua:124>
[C]: in function 'destroy’
stonehearth/services/server/build/ladder_manager.lua:71: in function '_destroy_builder’
stonehearth/services/server/build/ladder_builder.lua:456: in function '_check_if_valid’
stonehearth/services/server/build/ladder_builder.lua:326: in function '_update_build_mode’
stonehearth/services/server/build/ladder_builder.lua:115: in function <stonehearth/services/server/build/ladder_builder.lua:114>

Edit: couldn´t click on gameeplaycontrols after that. Restarted game and reproduced the error, but there was no report of it, but still after switching languages, I couldn´t control Gamplay.

A post was merged into an existing topic: Engine error about scaffolding A19