Replay System throws an Ensure during demoplay when calling it in a different Level

Networking - Replay - Jul 10, 2019

Replay System throws an Ensure during demoplay when calling it in a different Level. The error is thrown at Source\Runtime\Engine\Private\RepLayout.cpp]. It does not prevent the Replay from being pl ...

Huge performance hit when recording a demo (demorec)

Networking - Replay - Jun 3, 2019

The current engine version (4.22) seems to suffer a huge performance hit when using the demo recording (demorec) feature. This issue is present in both the editor and the packaged game (developer bu ...

Editor crashes when attempting to play a recorded demo - Assertion failed: IsGameWorld() && GetCurrentLevel()

Networking - Replay - Oct 9, 2018

Editor crashes when attempting to play a recorded demo - Assertion failed: IsGameWorld() && GetCurrentLevel() This issue occurs when using a template project or QAGame. This does not occur when usi ...

Allow multicast RPCs to be recorded by replays in NM_Standalone

Networking - Replay - Sep 21, 2018

No game net driver exists in a standalone game, so there is currently no code path to forward multicast RPC calls to the demo net driver for recording. ...

Crash when exiting PIE after execute demorec command

Networking - Replay - Jun 8, 2018

This issue is regression because it doesn't reproduce 4.18.3. Default level is just the level to move. Demorec level runs demorec command with beginplay and has one replicated variable. UEditorEn ...

Running the demostop command within GameMode :: OnLogout crashes the process

Networking - Replay - May 18, 2018

amendment void APlayerController::OnNetCleanup(UNetConnection* Connection) { UWorld* World = GetWorld(); // destroy the PC that was waiting for a swap, if it exists if (World != NULL) ...

Crash Occurs on Exiting Standalone After Using DemoPlay

Networking - Replay - Mar 2, 2017

Using Execute Console Command nodes to record and play back a demo is causing a crash in standalone. Using the console commands themselves does not seem to cause the same crash to occur. ...

Issues with PrepareMapChange/CommitMapChange and Level Collections

Networking - Replay - Jan 12, 2017

Per https://udn.unrealengine.com/questions/329206/crashes-when-streaming-levels-in-414.html LevelCollections has introduced some issues with using Prepare/CommitMapChange. CL# 3255445 has addressed ...

AI in network replay often stutter or freeze in place before jumping forward in their replay movement path.

Networking - Replay - Aug 2, 2016

Network replay, on replay demo, will show AI stuttering and jumping forward in their movement path. ...