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Fixed in 2020.2.X



Found in




Issue ID




[VCS] -vcsMode CLI argument modifies project settings file, need a way to set VCS mode only for one session

Version Control


Reproduction steps:
1. Open attached project "" folder, ./Project Settings/EditorSettings.asset
2. Observe line 7, "m_ExternalVersionControlSupport: Visible Meta Files"
3. Launch Unity Editor with "-vcsMode Perforce" argument
4. Close Unity Editor
5. In ./Project Settings/EditorSettings.asset, observe line 7

Expected result: It remains "m_ExternalVersionControlSupport: Visible Meta Files"
Actual result: It has changed to "m_ExternalVersionControlSupport: Perforce"

Reproducible with: 2019.3.0b1, 2019.3.9f1, 2020.1.0b4
Not reproducible with: 2019.3.0a12, 2020.2.0a5
Could not test with: 2017.4.39f1, 2018.4.20f1 (-vcsMode CLI argument not available)

  1. Resolution Note (fix version 2020.2):

    New CLI argument added in 2020.2.0a13 - vcsModeSession. Use this argument to switch vcs modes for the current session only.

Comments (2)

  1. harry_js

    Aug 20, 2020 19:08

    Pretty please

  2. harry_js

    Jun 04, 2020 13:59

    Can we get this pushed back into 2019 LTS? This is quite important for cleaner CI logs

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