using the "map.save path" block returns "open failed: EROFS (Read-Only file system)" while the "File Save" block works fine with the same input.

[image] TIMAI2: /storage/emulated/0/Android/data/edu.mit.appinventor.aicompanion3/files/test1.json Nice thanks. Would not have found the solution without your help. I guess extension is required, no way to set path by hand ? To read after write, I added file:// to make it a URI [Capture]

Map save block returns File error

MIT App Inventor Help

TIMAI2 July 15, 2021, 10:04am 5

You can in some circumstances get the correct path without an extension:

1 Like