I need help saving a procedure

I’m using the dynamic components extension to create, but I can’t save after triggering the procedure, when I start the screen, it doesn’t load, I need help.
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Official language is English in this platform, so translate it and repost it… else your topic wil be delisted , any language can be accepted in mit app inventor community only. Also check your image which shows incomplete upload

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can you make an app for me