Please follow the three steps as follows:
In your game panel, go into the ‘configuration files’ section.
Press "Text Editor" next to the "Engine.ini" config file.
Choose one of the following for your personal configuration:
Add the following line for a tick rate of 30:
[/Script/OnlineSubsystemUtils.IpNetDriver]
NetServerMaxTickRate=30
Add the following line for a tick rate of 60:
[/Script/OnlineSubsystemUtils.IpNetDriver]
NetServerMaxTickRate=60
Add the following line for a tick rate of 128:
[/Script/OnlineSubsystemUtils.IpNetDriver]
NetServerMaxTickRate=128
If you are still having issues please contact HostHavoc Support.