( Get Device ID) Why Show me Error

MIT App Inventor Help
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Screenshot_2025-09-15-23-19-53-63_81b5f59f81a9801c9f112972edbe649b
Screenshot_2025-09-15-23-19-53-63_81b5f59f81a9801c9f112972edbe649b773×443 120 KB

Screenshot_2025-09-15-23-15-56-43_f44829117cc3ee4747962a3ca4621176
Screenshot_2025-09-15-23-15-56-43_f44829117cc3ee4747962a3ca46211761080×2400 270 KB

2

The answer is in the error..."NO COLUMN B"

Check your spreadsheet

3

Oooo

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Screenshot_2025-09-15-23-34-36-71_f44829117cc3ee4747962a3ca4621176
Screenshot_2025-09-15-23-34-36-71_f44829117cc3ee4747962a3ca46211761080×2400 206 KB

5

You appear to be getting back a nested (sub,sub) list ? In any case it does not appear to match the fingerprint device id provided on the device.

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