Tapping maui android app slider cause app restarted

Question

Hi all

My maui android app slider problem.

my app collect text lines in a collection list.
when processing finished .

the app set slider maximum to list count
and the slider minimum to 0.

when user tap somewhere in the slider
the app writing a chunk of text lines
to an editor control according the slider
value.

the app generally run smoothly.
but sometime tapping the slider
cause restarting.

no errors

only the app minimized and when
selected the app restarted.

any help

Thank you very much.