> ## Documentation Index
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# XblMultiplayerManagerInitialize

> XblMultiplayerManagerInitialize

Initializes Multiplayer Manager (MPM).

## Syntax

```cpp theme={null}
HRESULT XblMultiplayerManagerInitialize(  
         const char* lobbySessionTemplateName,  
         XTaskQueueHandle asyncQueue  
)  
```

### Parameters

*lobbySessionTemplateName*   \_In\_z\_\
Type: char\*

The name of the session template for the lobby session to be based on.

*asyncQueue*   \_In\_opt\_\
Type: XTaskQueueHandle

The task queue where all Multiplayer Manager work should be scheduled.

### Return value

Type: HRESULT

HRESULT return code for this API operation.

## Remarks

This function initializes the lobby session with which Multiplayer Manager (MPM) interacts, based on a session template configured for the title. You must call this function before calling other MPM functions, otherwise errors may occur. For more information about configuring session templates, see [Configuring the Multiplayer service](https://docs.xbox.com/services/xbox-services/multiplayer/concepts/live-configure-the-multiplayer-service.md).

## Requirements

**Header:** multiplayer\_manager\_c.h

**Library:** Microsoft.Xbox.Services.142.C.lib or Microsoft.Xbox.Services.143.C.lib

## See also

[multiplayer\_manager\_c](https://docs.xbox.com/reference/live/xsapi-c/multiplayer_manager_c/multiplayer_manager_c_members.md)\
[XblMultiplayerManagerDoWork](https://docs.xbox.com/reference/live/xsapi-c/multiplayer_manager_c/functions/xblmultiplayermanagerdowork.md)


## Related topics

- [Enable playing a multiplayer game with friends by using Multiplayer Manager](https://docs.xbox.com/services/xbox-services/multiplayer/mpm/how-to/live-play-multiplayer-with-friends.md)
- [Enable finding a multiplayer game by using SmartMatch using Multiplayer Manager](https://docs.xbox.com/services/xbox-services/multiplayer/mpm/how-to/live-play-multiplayer-with-matchmaking.md)
- [Multiplayer Manager API overview](https://docs.xbox.com/services/xbox-services/multiplayer/mpm/concepts/live-multiplayer-manager-api-overview.md)
- [XblMultiplayerManagerFindMatch](https://docs.xbox.com/reference/live/xsapi-c/multiplayer_manager_c/functions/xblmultiplayermanagerfindmatch.md)
- [XblMultiplayerManagerDoWork](https://docs.xbox.com/reference/live/xsapi-c/multiplayer_manager_c/functions/xblmultiplayermanagerdowork.md)