Unexpected exception after update to vaadin 8

Question

I'm getting the below error on the ListSelect component. A few version back in vaadin 8 it's working file. Now I've updated the version to 8.14.2 then I'm getting this:

java.lang.IllegalStateException: Client tried fetch more rows than allowed. This is denied to prevent denial of service.
    at com.vaadin.data.provider.DataCommunicator.onRequestRows(DataCommunicator.java:311)
    at com.vaadin.data.provider.DataCommunicator$SimpleDataRequestRpc.requestRows(DataCommunicator.java:74)
    at jdk.internal.reflect.GeneratedMethodAccessor370.invoke(Unknown Source)

Answer 1

There is a bug on 8.14.x version when scrolling grid with grid scroll element and grid has lazy data provider and a lot available hieght. Grid client element fetchs more than 500 rows. If I minimize grid no exception thrown. Exception img