# \[SOLVED\] \[CRITICAL\] Failed to create a Server Session and Join it Error when launching session.

**URL:** <https://forums.unrealengine.com/t/solved-critical-failed-to-create-a-server-session-and-join-it-error-when-launching-session/760338>\
**Category:** Issues and Bug Reporting\
**Tags:** unreal-editor-for-fortnite, fortnite\
**Created:** [January 31, 2023, 7:07am UTC](https://forums.unrealengine.com/t/solved-critical-failed-to-create-a-server-session-and-join-it-error-when-launching-session/760338 "2023-01-31T07:07:28Z")\
**Posts on this page:** 1\
**Showing post:** 14

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**Author:** ![thrax207](https://d3kjluh73b9h9o.cloudfront.net/original/4X/2/8/5/28502927f1d97ba1051b3b47ccfe17233bf41ef0.png) [@thrax207](https://forums.unrealengine.com/u/thrax207)\
**Post date:** [March 2, 2026, 2:12pm UTC](https://forums.unrealengine.com/t/solved-critical-failed-to-create-a-server-session-and-join-it-error-when-launching-session/760338/14 "2026-03-02T14:12:06Z")

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Is this related?

> [@When launching a session in Unreal Editor, the uploading part is extremely slow and fails most of the time.](https://forums.unrealengine.com/t/when-launching-a-session-in-unreal-editor-the-uploading-part-is-extremely-slow-and-fails-most-of-the-time/2702059/4):
>
> I switched to Europe using VPN and it seemed to work for a bit, now today impossible to do launch session. I tried multiple projects of mine and its not working. We also tried ASIA, same result:

Looks similar to failing with server session

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_[View the full topic](https://forums.unrealengine.com/t/solved-critical-failed-to-create-a-server-session-and-join-it-error-when-launching-session/760338)._