Microsoft released security update KB4338824. This KB has a bug that causes errors in various services, such as CifsQueue, Solr, Rabbit, and so on. The errors include « TCP port is already in use » and « The endpoint is a duplicate. »
Microsoft recently released a new KB which fixes these issues. After updating KB4345424, the issues do not recur.
Product: Data Security Platform (Metadata Framework)
Affected versions: 6.2.x, 6.3.x, and 6.4.x
Platforms: Windows 2012 and 2012 R2
The issue is resolved by applying KB4345424.
KB4345424 can be downloaded from Microsoft here.