sbctransport.log reaching 128 GB

On one of my computers the sbctransport.log file reaches 129 GB in a few weeks. This happened twice

Avast Endpoint Protection Suite 7.0.1455

Anyone have an experience like this?

Thanks

Did you ever get a resolution?

Avast Endpoint Protection Suite 7.0.1455
Why don't you update it to version 8.0.1603?