# Patterns for category 2475 [VERIFIED]: ConcurrentModificationException in Infinispan during transaction prepare

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 | .*ISPN000136: Error executing command PrepareCommand, writing keys .*: java.util.ConcurrentModificationException.*
Include | 1 | (\d\d\d\d-\d\d-\d\d )?(\d\d:\d\d:\d\d,\d\d\d).*ERROR.*
Include | 1 | .*ISPN000097: Error while processing a prepare in a single-phase transaction: java.util.ConcurrentModificationException.*

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