Recyclerview not call any Adapter method :onCreateViewHolder,onBindViewHolder,

Question

my RecyclerView do not call onCreateViewHolder, onBindViewHolder, therefore, does not appear nothing in recyclerview. I put logs for debugging, and no log is shown. What can

Answer 1

If RecyclerView gets put into a ScrollView, then during measure step its height is unspecified (because ScrollView allows any height) and gets equal to minimum height (as per implementation) which is apparently zero.

ref : android: RecyclerView inside a ScrollView

Solution : - put views in row of RecyclerViews - Calculate the size of the list items and set the height of the ListView programmatically http://vardhan-justlikethat.blogspot.com/2014/04/android-listview-inside-scrollview.html