Applies to Global File Cache (GFC) Engineering has identified an issue with the following Microsoft security updates installed on an instance running GFC code version 2.0, 2.1, 2.2, 2.3 or 2.4: Micros...Applies to Global File Cache (GFC) Engineering has identified an issue with the following Microsoft security updates installed on an instance running GFC code version 2.0, 2.1, 2.2, 2.3 or 2.4: Microsoft Security Updates Windows Server 2016 => KB5036899 IMPORTANT: Customers running any of the older GFC codes that are not 2.x (I.e., 4.7, 1.x) are not affected and will not be impacted by the listed Microsoft security updates. Global File Cache Fast_Messages log starts printing the below error: