AIX and Solaris server is not able to join with AD when 188.8.131.5203 is installed.
Receiving error VAS_ERR_DNS: DNS record lookup failed Unable to discover ANY domain controllers. Caused by: KRB5_KDC_UNREACH (-1765328228): Cannot contact any KDC for requested realm
Upgrade to QAS 4.2.3 OR higher. https://support.oneidentity.com/authentication-services/4.2.3/download-new-releases
Fixed in QAS 4.2.3 version