# Swarm Agent

**URL:** <https://forums.unrealengine.com/t/swarm-agent/352670>\
**Category:** Rendering\
**Tags:** unreal-engine, editor, Lighting, question\
**Created:** [April 2, 2016, 7:45pm UTC](https://forums.unrealengine.com/t/swarm-agent/352670 "2016-04-02T19:45:12Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![kassane](https://d1ap1mz92jnks1.cloudfront.net/user_avatar/forums.unrealengine.com/kassane/32/469014_2.png) [@kassane](https://forums.unrealengine.com/u/kassane)\
**Post date:** [April 2, 2016, 7:45pm UTC](https://forums.unrealengine.com/t/swarm-agent/352670/1 "2016-04-02T19:45:12Z")

</div>

Hello guys!

I have problem in building materials and light the scene.

The editor notifies me this failure swarm!

**LOG:**

> 16:37:26: Starting up SwarmAgent …  
> 16:37:26: … registering SwarmAgent  
> with remoting service 16:37:26: …  
> registering SwarmAgent network  
> channels 16:37:26: … initializing  
> SwarmAgent 16:37:26: …  
> certificate check has failed 16:37:26:  
> … initializing cache 16:37:26:  
> … using cache folder  
> ‘D:/UnrealEngine-4.11/Engine/Saved/Swarm\SwarmCache’  
> 16:37:26: … recreating  
> SwarmAgent cache staging area  
> 16:37:26: … initializing  
> connection to SwarmCoordinator  
> 16:37:26: … using  
> SwarmCoordinator on RENDER-01  
> 16:37:28: … SwarmCoordinator  
> failed to be initialized 16:37:28:  
> … initializing local performance  
> monitoring subsystem 16:37:28: …  
> initialization successful, SwarmAgent  
> now running 16:37:28:  
> [Interface:TryOpenConnection] Local  
> connection established 16:37:28: [Job]  
> Accepted Job  
> F4CF10DD-449B98BF-0B4A2B9C-709052A1  
> 16:37:29: [Interface:CacheAllFiles]  
> Failed to cache the executable:  
> D:\UnrealEngine-4.11\Engine\Binaries\Win64\UnrealLightmass.exe  
> 16:37:29: [Job] AddTask: Rejected,  
> cannot add a task to a running job  
> 16:37:29: [CloseConnection] Closing  
> connection 2C9D30FE using handle  
> 2C9D30FE 16:37:29: [CloseConnection]  
> Connection confirmed for disconnection  
> 2C9D30FE 16:37:29: [CloseConnection]  
> Closing orphaned Job  
> (F4CF10DD-449B98BF-0B4A2B9C-709052A1)  
> 16:37:29: [CloseConnection] Connection  
> disconnected 2C9D30FE 16:37:29:  
> [GetMessage] Safely returning to  
> 2C9D30FE with no message 16:37:29:  
> [MaintainConnections] Local connection  
> has closed (2C9D30FE) 16:37:29:  
> [MaintainConnections] Removed  
> connection 2C9D30FE 16:37:29:  
> [MaintainConnections] All connections  
> have closed

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<div class="post-metadata">

**Author:** ![anonymous\_user\_fbe5155f](https://d3kjluh73b9h9o.cloudfront.net/original/4X/2/8/5/28502927f1d97ba1051b3b47ccfe17233bf41ef0.png) [@anonymous\_user\_fbe5155f](https://forums.unrealengine.com/u/anonymous_user_fbe5155f)\
**Post date:** [April 3, 2016, 12:40am UTC](https://forums.unrealengine.com/t/swarm-agent/352670/2 "2016-04-03T00:40:51Z")

</div>

Are you running two editor versions at once? It looks like Swarm Agent has difficulties aligning with 4.11’s.

In the meanwhile this page may have a few clues to help out

> **[A new, community-hosted Unreal Engine Wiki](https://forums.unrealengine.com/t/a-new-community-hosted-unreal-engine-wiki/141494)**
>
> After over a year in maintenance mode, the official Unreal Engine Wiki is now permanently offline. These resources now live on a new community-run Unreal Engine Community Wiki — https://unrealcommunity.wiki/! You will be able to find content from...