User talk:174.44.180.193

CS1 error on Penrose stairs
Hello, I'm Qwerfjkl (bot). I have automatically detected that this edit performed by you, on the page Penrose stairs, may have introduced referencing errors. They are as follows: Please check this page and fix the errors highlighted. If you think this is a false positive, you can [//en.wikipedia.org/w/index.php?action=edit&preload=User:Qwerfjkl/Botpreload&editintro=User:Qwerfjkl/boteditintro&minor=&title=User_talk:Qwerfjkl&preloadtitle=Qwerfjkl%20(bot)%20–%20174.44.180.193&section=new&preloadparams%5b%5d=&preloadparams%5b%5d=1180948694 report it to my operator]. Thanks, Qwerfjkl (bot) (talk) 21:30, 19 October 2023 (UTC)
 * A "bare URL and missing title" error. References show this error when they do not have a title. Please edit the article to add the appropriate title parameter to the reference. ([//en.wikipedia.org/w/index.php?title=Penrose_stairs&action=edit&minor=minor&summary=Fixing+reference+error+raised+by+%5B%5BUser%3AQwerfjkl%20(bot)%7CQwerfjkl%20(bot)%5D%5D Fix] | [//en.wikipedia.org/w/index.php?title=Wikipedia:Help_desk&action=edit&section=new&preload=User:Qwerfjkl%20(bot)/helpform&preloadtitle=Referencing%20errors%20on%20%5B%5BSpecial%3ADiff%2F1180948694%7CPenrose%20stairs%5D%5D Ask for help])