Drupal 11 deprecation error details

Error details for

Fetching class constant BOM_UTF8 of deprecated interface League\Csv\ByteSequence: since version 9.16.0

Occurence count	Affected project count	Occurs in a top X project by usage	Category
1	1	100	Other problem

Filter projects

Names

Top X by usage

Project	Top X by usage	Occurrences Sort ascending
csv_serialization 4.x-dev	100	1

Results are from dataset #134788 from 2024-04-01T19:47. Report is ran by the Drupal Association regularly.