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Fixed in Unity 2017.2



Found in


Issue ID




Shader errors appear in console after building "PostProcessing" asset on Vulkan




Priority: 7Not yet prioritized for a release


Severity: 3Secondary functionality broken

Reproduction steps:
1. Open project attached (
2. Build it for Vulkan.

Expected result: Build will be completed without any problem.
Actual result: Output in console:
Error: "Shader error in 'Hidden/Post FX/Screen Space Reflection': '' : compilation terminated at line 141 (on vulkan)"
Error: "Shader error in 'Hidden/Post FX/Screen Space Reflection': 'z' : vector field selection out of range at line 141 (on vulkan)"
Warning: "Shader warning in 'Hidden/Post FX/Screen Space Reflection': '' : all default precisions are highp; use precision statements to quiet warning, e.g.: at line 25 (on vulkan)"

Note: Instead of using attached project, you can also create new project and download PostProcessing from GitHub.

Reproduced on: 5.6.0p1, 2017.1.0b1

Comments (7)

  1. 040e156173ba5d6e7fa458011862611e?d=mm


    Jun 17, 2018 12:43

    Dev to issue: welcome back in 2018.1.2p1

  2. De538f6303bc4c5fbed82b7dcefab0a9?d=mm


    Jun 19, 2017 06:01

    Upgraded to 5.6.1p4 and reimported the shader, still have the problem~

  3. De538f6303bc4c5fbed82b7dcefab0a9?d=mm


    Jun 19, 2017 03:02

    2 Months later and still in 5.6.1.p1!

    Updated Post Processing plugin and still not working...

  4. 3eb2728c5b94d60ae05b2fe45aefdcd3?d=mm


    May 31, 2017 19:58

    Hello. Using 5.6.1f1 and got the same bug.

    Here is a workaround by disabling vulkan:

    And here is the issue on github with people saying it is resolved on Unity 2017.1 beta. But will this come to 5.6?

  5. E003b0f4b9db80b2c2d25590bc7ea735?d=mm


    May 27, 2017 10:35

    5.6.1p1 exists

  6. 55ec6bb515359be7fd231666c299cbd1?d=mm


    May 24, 2017 18:52

    Not resolved in 5.6.1f1 :(

  7. 6ada54c086e289ddb671414d0e85e259?d=mm


    May 13, 2017 09:17

    This issue still exists in 5.6.0p3 and 5.6.0p4.

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