Multiline Pattern - Filebeat

Hello again tek, I have already found the error, in the pattern that you had passed me a - like this:

multiline.pattern: '[A-Z]{5} [0-9]{4}[0-9]{2}-[0-9]{2}' 
multiline.pattern: '[A-Z]{5} [0-9]{4}-[0-9]{2}-[0-9]{2}'

Thanks for the replys!!