Locating Project Logs - Epic Wiki

# Locating Project Logs

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# Contents

# Editor Session Log

This log will be generated while running UE4Editor.exe or in a specific project. This file is almost always going to be included when needing a log.

Log Name

Windows location

Mac Location

UE4.log

UE4-backup-YYYY.DD.MM-HR.Mn.Sc.log

Engine\Saved\Logs\

~/Library/Logs/Unreal Engine/Editor/

ProjectName.log

ProjectName-backup-YYYY.DD.MM-HR.Mn.Sc.log

ProjectName\Saved\Logs\

~/Library/Logs/Unreal Engine/ProjectNameEditor/

# Game Logs

This log will be generated while running a Cooked/Packaged Project (ProjectName.exe or ProjectName.app) Always include this if there is an issue with running the packaged game.

Log Name

Windows location

Mac Location

ProjectName.log

WindowsNoEditor/ProjectName/Saved/Logs

~/Library/Logs/ProjectName/

# Build/Cook/Package Logs

These logs are generated any time you Build/Cook/Package a project. File >Package > Platform, Editor Launch On, UFE sessions.

Log Name

Windows location

Mac Location

Cook.txt

UAT_Log.txt UnrealBuildTool-YYYY.MM.DD-HH.mm.ss.txt

P4 - Engine\Programs\AutomationTool\Saved\Logs

Binary - %USERPROFILE%\AppData\Roaming\Unreal Engine\AutomationTool\Logs\

~/Library/Logs/Unreal Engine/LocalBuildLogs/

# Crash Logs

These are the logs that created and uploaded to CrashReporter.

Log Name

Windows location

Mac Location

diagnostics.txt

minidump.dmp ProjectName.log

%USERPROFILE%\AppData\Local\Microsoft\Windows\WER\ReportQueue (Note: C:\Users\UserName\AppData is invisible, just type the path on the address bar)

P4 - Engine/Saved/Crashes/CrashReport-ProjectName/

Binary: ~/Library/Application Support/Epic/Unreal Engine/4.X/Saved/Crashes/CrashReport-ProjectName/ (Note that /Users/yourusername/Library is invisible. Hold the alt-key and from the finder menu select Go->Library)

# Compile Logs

Any time a compile fails in Visual Studio or Xcode, copy all of the Output and paste into a txt file. Often times we only copy the last few lines that say it failed, which really doesn’t give the information that devs need.

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