Unreal Engine Issues

UE-36317

HTTP If-None-Match response code is incorrect on Macintosh

HTTP If-None-Match response code is incorrect on Macintosh

Questions & Answers
Description

Macintosh implementation for HTTP requests handle If-None-Match against ETags differently than Windows implementation.

Steps to Reproduce
  1. Download attached projects : Mac is for Mac and PC is for Windows
  2. Extract each on designated operating system
  3. Right click on .uproject and generate Visual Studio / XCode files
  4. Run generated Visual Studio or XCode solution
  5. Run editor in Development Editor
  6. Open map, "default"
  7. PIE
  8. Press "F" - notice log
  9. Press "F" again, notice log

RESULT:

[PC]

LogTemp:Warning: Request Header: ETag: ETag
LogTemp:Warning: Request Header: User-Agent: game=AH492514, engine=UE4, version=4.13.0-0+UE4
LogTemp:Warning: Request Header: Content-Length: 0
LogTemp:Warning: Request Header: Pragma: no-cache
LogTemp:Warning: Request Header: Expect: 
LogTemp:Error: ResponseCode: 200
LogTemp:Warning: Response Header: Server: nginx
LogTemp:Warning: Response Header: Date: Thu, 22 Sep 2016 19:03:20 GMT
LogTemp:Warning: Response Header: Content-Type: application/json
LogTemp:Warning: Response Header: Content-Length: 301
LogTemp:Warning: Response Header: Connection: keep-alive
LogTemp:Warning: Response Header: Last-Modified: Thu, 22 Sep 2016 19:03:20 GMT
LogTemp:Warning: Response Header: ETag: 3319f6fde8fc42bdbcf2f94c00333110
LogTemp:Warning: Response Header: Access-Control-Allow-Origin: *
LogTemp:Warning: Response Header: Access-Control-Allow-Credentials: true
LogTemp:Error: ---
LogTemp:Warning: Request Header: If-None-Match: If-None-Match
LogTemp:Warning: Request Header: ETag: 3319f6fde8fc42bdbcf2f94c00333110
LogTemp:Warning: Request Header: User-Agent: game=AH492514, engine=UE4, version=4.13.0-0+UE4
LogTemp:Warning: Request Header: Content-Length: 0
LogTemp:Warning: Request Header: Pragma: no-cache
LogTemp:Warning: Request Header: Expect: 
LogTemp:Error: ResponseCode: 304
LogTemp:Warning: Response Header: Server: nginx
LogTemp:Warning: Response Header: Date: Thu, 22 Sep 2016 19:03:21 GMT
LogTemp:Warning: Response Header: Connection: keep-alive
LogTemp:Warning: Response Header: Access-Control-Allow-Origin: *
LogTemp:Warning: Response Header: Access-Control-Allow-Credentials: true
LogTemp:Error: ---

[Mac]

LogTemp:Warning: Request Header: Etag: ETag
LogTemp:Warning: Request Header: User-Agent: UE4-HTTPRequest,UE4Ver(4.13.0-3106830+++UE4+Release-4.13)
LogTemp:Error: ResponseCode: 200
LogTemp:Warning: Response Header: access-control-allow-credentials: true
LogTemp:Warning: Response Header: Content-Type: application/json
LogTemp:Warning: Response Header: Server: nginx
LogTemp:Warning: Response Header: Last-Modified: Thu, 22 Sep 2016 18:40:08 GMT
LogTemp:Warning: Response Header: Etag: 349715e046104fd4ac4c7c1d7c6c51c9
LogTemp:Warning: Response Header: Date: Thu, 22 Sep 2016 19:06:31 GMT
LogTemp:Warning: Response Header: Content-Length: 330
LogTemp:Warning: Response Header: Access-Control-Allow-Origin: *
LogTemp:Error: ---
LogTemp:Warning: Request Header: If-None-Match: If-None-Match
LogTemp:Warning: Request Header: Etag: 349715e046104fd4ac4c7c1d7c6c51c9
LogTemp:Warning: Request Header: User-Agent: UE4-HTTPRequest,UE4Ver(4.13.0-3106830+++UE4+Release-4.13)
LogTemp:Error: ResponseCode: 200
LogTemp:Warning: Response Header: access-control-allow-credentials: true
LogTemp:Warning: Response Header: Content-Type: application/json
LogTemp:Warning: Response Header: Server: nginx
LogTemp:Warning: Response Header: Last-Modified: Thu, 22 Sep 2016 18:40:08 GMT
LogTemp:Warning: Response Header: Etag: 349715e046104fd4ac4c7c1d7c6c51c9
LogTemp:Warning: Response Header: Date: Thu, 22 Sep 2016 19:06:32 GMT
LogTemp:Warning: Response Header: Content-Length: 330
LogTemp:Warning: Response Header: Access-Control-Allow-Origin: *
LogTemp:Error: ---

EXPECTED:

Mac receives same Response code as Windows machines when doing the same task of checking If-None-Match against ETag.

Community References

Fix UE-51650

i have this problem UE4CC-Windows-58DC12AF4B97F057BD108FBFF569B2E9_0000

I am not able to find world outliner how to enable it?

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Installer 4.10 failed with error code R-1603

An error occurred while trying to generate project files !?

When I open UE4 4.24.3 it appears that. Does anyone know how to solve?

Bonjour j'ai un petit problème c'est que je ne vois plus l'onglet "scability" pour changer les graphismes de uefn et j'ai pas trouvé l'option pour le faire revenir ?

I can't open my map from the editor.

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Fixed
ComponentTools
Affects Versions4.13
Target Fix4.15
Fix Commit3202462
Main Commit3206922
CreatedSep 22, 2016
ResolvedNov 17, 2016
UpdatedApr 27, 2018
View Jira Issue