New Bug Found in 2025.2

Hello devs, i want to report a bug that makes impossible for me to continue my mod for now, when i was trying to update from 1.21.1 to 1.21.4, i updated first from 2024.4 to 2025.2 (the 1.21.1 version) and it worked fine (i had to edit some things to get the plugin iw as using working but not a huge deal) the real problem comes when i try to update from 1.21.1 (2025.2) to 1.21.4, all my blocks and procedures regarding blocks gives a ton of error, i knwo this has kind of been asked but the report has been closed due to lack of informations, if you need i can try to provide a pastebin