Hi All Can anyone shed any light on this error? Invalid Screen: package null, Unknown, version 0.0 It occurs when running the app in a companion. It didn’t appear to do anything untoward or strange it just shows up on the computer screen. Thanks t

Did you write correct screen name in blocks ? [image] Runtime Error : Invalid Screen Discuss The error tells you typed in a wrong screen name… pls show blocks and also look at the spellings of your screens. Yoshi

Invalid Screen: package null, Unknown, version 0.0

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Anu10 (Anu) October 3, 2021, 1:19pm 2

Did you write correct screen name in blocks ?