Why this happened?

While connected to companion, iam on screen4 (checking app from companion)which have a button component to open screen5 , after entering to screen5 with this action i didnt find my blocks, only 15 blocks are there, undo option also not there (it confirms i didnt deleted by blocks) , with a shock when i open screen1 in creator it opens another project screen1 …whats happening, why this happens…i lost my screen5 coding…how to retrieve this…please help

Windows 10, chrome browser

Only these blocks are left

Try for clean up blocks, there by if it were accidentally moved it will arranged

not worked, so many new optioins are there when right click on creator at blocks space, when they added ?never noticed recently

i found that custom webview extension got deleted from project dont know how, thats y all blocks related to that extension gone