Settings Reference

Project Settings → Plugins → Server Core, stored in Config/DefaultGame.ini under [/Script/ServerCore.ServerCoreSettings]. The Config key column is the name to use in the ini file.

General

Setting	Config key	Default	Description
Enabled	bEnabled	true	Turns ServerCore on or off.
Active On Listen Server	bActiveOnListenServer	true	Dedicated servers are always active. Enable to also run ServerCore on listen servers (handy for testing in PIE).
Active In Standalone	bActiveInStandalone	false	Also run ServerCore in standalone games.
Listen Server Host Is Owner	bListenServerHostIsOwner	true	On a listen server the hosting player is treated as an owner.
Data Directory	DataDirectory	–	Folder for data files. Empty = <Project>/Saved/ServerCore. Relative paths are relative to the project folder. Can be overridden with -ServerCoreDataDir=<path>.
Storage Class	StorageClass	ServerCoreJsonStorage	Storage backend. Subclass UServerCoreStorage to use a database or web API instead of JSON files.
Auto Add Player Component	bAutoAddPlayerComponent	true	Component added to every player controller on the server. Used for chat, commands, announcements and admin panels.
Player Component Class	PlayerComponentClass	ServerCorePlayerComponent	Class of the auto-added player component. Use your own subclass to extend it.

Permissions

Setting	Config key	Default	Description
Owner Ids	OwnerIds	–	Player ids that always have every permission. Can be extended with -ServerCoreOwners=Id1,Id2
Owner Group Name	OwnerGroupName	"Owner"	Group name reported for owners.
Default Group Name	DefaultGroupName	"Default"	Group used for players without an assigned group.
Default Groups	DefaultGroups	Owner, Admin, Moderator, Default	Groups created the first time the server runs (when no Groups.json exists). Edit groups at runtime with commands or Blueprint afterwards.
Enforce Immunity	bEnforceImmunity	true	Players can only act on players with a lower group priority.

Moderation

Setting	Config key	Default	Description
Whitelist Enabled By Default	bWhitelistEnabledByDefault	false	Whitelist state the first time the server runs.
Record IP Addresses	bRecordIPAddresses	true	Store the last IP address of each player.
Enforce IP Bans	bEnforceIPBans	true	Reject players whose IP address matches an IP ban.
Mute Voice Chat	bMuteVoiceChat	true	Also mute voice chat (APlayerController::GameplayMutePlayer) for muted players.
Ban Message	BanMessage	"You are banned from this server. Reason: {Reason}"	Formats support {Reason}, {Expires}, {Duration}, {By}.
Temp Ban Message	TempBanMessage	"You are banned from this server for {Duration}. Reason: {Reason}"	Shown to temp banned players. Supports {Reason}, {Duration}, {Expires}, {By}.
Kick Message	KickMessage	"You were kicked from the server. Reason: {Reason}"	Shown to kicked players. Supports {Reason}, {By}.
Mute Message	MuteMessage	"You are muted. Reason: {Reason}"	Sent to permanently muted players.
Temp Mute Message	TempMuteMessage	"You are muted for {Duration}. Reason: {Reason}"	Sent to temp muted players.
Whitelist Message	WhitelistMessage	"This server is whitelisted."	Shown to players who are not whitelisted.
Default Reason	DefaultReason	"No reason given"	Used when no reason is given.

Chat and Commands

Setting	Config key	Default	Description
Command Prefix	CommandPrefix	"/"	Chat messages starting with this prefix are run as commands.
Broadcast Chat To Players	bBroadcastChatToPlayers	true	Send chat from UServerCorePlayerComponent::SendChatMessage to every player. Disable if you only want OnChatMessage and handle delivery yourself.
Max Chat Message Length	MaxChatMessageLength	256	Longer chat messages are cut.
Log Chat To Output	bLogChatToOutput	true	Write chat to the output log.
Log All Commands	bLogAllCommands	false	Writes every executed command to the admin log, in addition to the action itself.

Announcements

Setting	Config key	Default	Description
Scheduled Announcements	ScheduledAnnouncements	–	Messages repeated on an interval. See Server Announcements.
Welcome Message	WelcomeMessage	–	Shown to a player when they join. Empty = disabled. Supports {Player}.

Server Control

Setting	Config key	Default	Description
Restart Mode	RestartMode	EServerCoreRestartMode::ExitProcess	Exit Process or Reload Map. See Change Map, Restart and Shutdown.
Restart Exit Code	RestartExitCode	0	Exit code used for restarts in Exit Process mode.
Countdown Warnings	CountdownWarnings	600, 300, 120, 60, 30, 15, 10, 5, 4, 3, 2, 1	Seconds left at which a countdown warning is announced.
Map Aliases	MapAliases	–	Short names for maps, e.g. "arena" -> "/Game/Maps/Arena".
Map Search Paths	MapSearchPaths	/Game	Content paths searched when a map is given by short name and listed by the "maps" command.
Restart Warning Message	RestartWarningMessage	"Server restarting in {Time}. {Reason}"	Supports {Time}, {Reason}, {Map}.
Shutdown Warning Message	ShutdownWarningMessage	"Server shutting down in {Time}. {Reason}"	Countdown warning for shutdowns.
Map Change Warning Message	MapChangeWarningMessage	"Changing map to {Map} in {Time}."	Countdown warning for map changes. Supports {Time}, {Map}.
Cancelled Message	CancelledMessage	"The scheduled server action was cancelled."	Announced when a scheduled action is cancelled.
Shutdown Kick Message	ShutdownKickMessage	"The server is shutting down. {Reason}"	Kick message when the server shuts down. Supports {Reason}.
Restart Kick Message	RestartKickMessage	"The server is restarting. {Reason}"	Kick message when the server restarts. Supports {Reason}.

Logging

Setting	Config key	Default	Description
Write Log Files	bWriteLogFiles	true	Writes admin logs to <DataDirectory>/Logs/AdminLog-YYYY-MM-DD.jsonl
Max Log Entries In Memory	MaxLogEntriesInMemory	2000	Admin log entries kept in memory.
Log Joins And Leaves	bLogJoinsAndLeaves	true	Log player joins and leaves.