Description

A Client connected to a Server that then destroys the session and rejoins will be disconnected after a short time. Unable to reproduce in a new project, however this has been reported multiple times so I'm not certain what I'm missing.

Link to a user's project that 100% reproduces the issue with the steps listed above:
[Link Removed]

Log attached. Suggestion from Josh M here: https://answers.unrealengine.com/questions/337403/client-disconnect-after-rejoining-session-with-ste.html led to a suggested fix by the user.

Reproduced in 4.10.1 binary and Main (CL# 2785572)

Steps to Reproduce

1. Open the project found at [Link Removed]
2. Package the game for Development Win64
3. Run the packaged game on two systems
4. On the Server system, run the character into the Host Game cube
5. On the Client system, run the character into the Join Game cube
6. On the Client system, run into the Destroy Session cube
7. On the Client system, immediately run into the Join Game cube
8. Wait about 10 or 20 seconds

Result:
The Client disconnects from the Server

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Fixed
ComponentUE - Networking
Affects Versions4.10.14.11
Target Fix4.12
Fix Commit2799744
Main Commit2804400
CreatedDec 8, 2015
ResolvedDec 11, 2015
UpdatedMay 2, 2018