Using asp.net pagedatasource Indexing Problem Solving method _ practical skills

An error condition occurred:

When the current page is on any page of the first page of the data, the query is reset and the total number of pages for the new condition is less than the page numbers that were just queried, and the "index 20 is not a negative number, or it is greater than the line count" is a similar error!

Reason Analysis:

When the page number index of the queried data is greater than 1 o'clock, when the criteria are requery, the current data is less than the last page number, so the new query index is less than the last query index, and the index is larger than the number of rows.

Workaround:

Initialize the page number index to 1 before each requery,