# \[NETWORK CONNECTION LOST\] - Unable to start session

**URL:** <https://forums.unrealengine.com/t/network-connection-lost-unable-to-start-session/1984456>\
**Category:** Issues and Bug Reporting\
**Tags:** fortnite-creative, unreal-editor-for-fortnite, fortnite\
**Created:** [August 20, 2024, 12:12pm UTC](https://forums.unrealengine.com/t/network-connection-lost-unable-to-start-session/1984456 "2024-08-20T12:12:50Z")\
**Posts on this page:** 1\
**Showing post:** 5

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**Author:** ![plazrat](https://d1ap1mz92jnks1.cloudfront.net/user_avatar/forums.unrealengine.com/plazrat/32/968532_2.png) [@plazrat](https://forums.unrealengine.com/u/plazrat)\
**Post date:** [August 21, 2024, 11:47am UTC](https://forums.unrealengine.com/t/network-connection-lost-unable-to-start-session/1984456/5 "2024-08-21T11:47:21Z")

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Maybe it’s because of the Sport Car spawner device, because I tried to put a lot of them in the usual creative and it also crashed with the error Network connection lost. And this is only with this transport.

\*Finally, I had to remove 90% of the whiplashes to get the session to run.  
\*But they really freeze the game very much

I already made a post about it:

> [@Massive issues with the Sports Car Spawner Device](https://forums.unrealengine.com/t/massive-issues-with-the-sports-car-spawner-device/1980033):
>
> Please select what you are reporting on: Creative What Type of Bug are you experiencing? Devices Summary Sports Car Spawner Devices cause the game to freeze when changing device settings, or when copying or loading them. And the game can crash from just a few vehicle. In UEFN, the session will not start because of these devices if there are many of them [[Issues with the Sports Car Spawner Device ( PLEASE FIX )] ](https://www.youtube.com/watch?v=IHz8e3tjqBc)Steps to Reproduce Place down a Sports Car Spawner in Creative or UEF…

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