# Patterns for category 13545: IllegalArgumentException: Parameter 'buffer' may not be null

Type | Group | Pattern
Include | 0 | (\d\d\d\d-\d\d-\d\d )?(\d\d:\d\d:\d\d,\d\d\d).*ERROR.*
Include | 0 | .*XNIO001007: A channel event listener threw an exception: java.lang.IllegalArgumentException: Parameter.*may not be null.*

Note: Patterns in the same group are AND-ed, Patterns of the same type are OR-ed.