# Launching session fails connecting to private IP addresses, timing out multiple times before succeeding

**URL:** <https://forums.unrealengine.com/t/launching-session-fails-connecting-to-private-ip-addresses-timing-out-multiple-times-before-succeeding/1892550>\
**Category:** Issues and Bug Reporting\
**Tags:** unreal-editor-for-fortnite, session, fortnite\
**Created:** [June 6, 2024, 3:56pm UTC](https://forums.unrealengine.com/t/launching-session-fails-connecting-to-private-ip-addresses-timing-out-multiple-times-before-succeeding/1892550 "2024-06-06T15:56:17Z")\
**Posts on this page:** 1\
**Showing post:** 7

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**Author:** ![Jimbohalo10](https://d1ap1mz92jnks1.cloudfront.net/user_avatar/forums.unrealengine.com/jimbohalo10/32/961440_2.png) [@Jimbohalo10](https://forums.unrealengine.com/u/Jimbohalo10)\
**Post date:** [June 22, 2024, 2:36am UTC](https://forums.unrealengine.com/t/launching-session-fails-connecting-to-private-ip-addresses-timing-out-multiple-times-before-succeeding/1892550/7 "2024-06-22T02:36:52Z")

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hi @ScoutJLY ,  
Your error is slightly different its Module Validation failed

 ![modulefail](https://d3kjluh73b9h9o.cloudfront.net/original/4X/c/3/4/c340b7f884b5cc2f3ec1ecc6c9157c30af610b76.png)  
There are several posts on this best seems  
[How can I fix “Module Validation Failed”](https://forums.unrealengine.com/t/how-can-i-fix-module-validation-failed/1176251/4)

Verify in UEFN is in post  
[How to verify UEFN after errors](https://forums.unrealengine.com/t/urc-exe-and-urc-dll-get-flagged-as-malware-from-microsoft-defender/1802519/5)

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