hello engineer
Greetings from 0508 factory~~ :)

I did not use this pipe recipe on the space platform
but when I framed the entire space platform to prepare the blueprint
this error occurred

https://i.imgur.com/oNOSOsN.jpeg

Error while running event Kux-UnderwaterPipes::on_player_cursor_stack_changed (ID 32)
Unknown entity name: <null>
stack traceback:
[C]: in function 'set_blueprint entities'
Kux-Underwater Pipes/control.lua: 101: in function 'convert_blueprint'
__Kux-Underwater Pipes/control.lua: 107: in function 'check_blueprint'
__Kux-Underwater Pipes/control.lua: 144: in function
<Kux-Underwater Pipes/control.lua: 142>

thanks for reporting it
Factorio 2,0 vanilla compatibility is in progress
this mod ist not yet ready for space-age
issue added to the to-to list