Was a wonderful demo, but needs updating

[thomastthai]

This was an excellent demo and is overdue for an update, especially regarding null safety.

...
Another exception was thrown: SliverGeometry is not valid: The "layoutExtent" exceeds the "paintExtent".
Another exception was thrown: Unexpected null value.
Another exception was thrown: SliverGeometry is not valid: The "layoutExtent" exceeds the "paintExtent".
Another exception was thrown: Unexpected null value.
Another exception was thrown: SliverGeometry is not valid: The "layoutExtent" exceeds the "paintExtent".
Another exception was thrown: SliverGeometry is not valid: The "layoutExtent" exceeds the "paintExtent".
Another exception was thrown: Unexpected null value.
Another exception was thrown: SliverGeometry is not valid: The "layoutExtent" exceeds the "paintExtent".
Another exception was thrown: Unexpected null value.

Additionally, you may want to look at screen overflow with regard to screen geometry.

[Aruraka]

This was an excellent demo and is overdue for an update, especially regarding null safety.

...
Another exception was thrown: SliverGeometry is not valid: The "layoutExtent" exceeds the "paintExtent".
Another exception was thrown: Unexpected null value.
Another exception was thrown: SliverGeometry is not valid: The "layoutExtent" exceeds the "paintExtent".
Another exception was thrown: Unexpected null value.
Another exception was thrown: SliverGeometry is not valid: The "layoutExtent" exceeds the "paintExtent".
Another exception was thrown: SliverGeometry is not valid: The "layoutExtent" exceeds the "paintExtent".
Another exception was thrown: Unexpected null value.
Another exception was thrown: SliverGeometry is not valid: The "layoutExtent" exceeds the "paintExtent".
Another exception was thrown: Unexpected null value.

Additionally, you may want to look at screen overflow with regard to screen geometry.

Hii there this app is not working..is this just a demo app?or series nd movies can be played or downloaded too