Search Issue Tracker

Fixed in 2020.1

Fixed in 2019.3



Found in


Issue ID




[SerializeReference] Failure to add managed reference to List the first time when using SerializableObject

Asset Importers


1) Open attached project

2) Create a GameObject and add the Test component.

3) Press `Add`. Notice 1 error is thrown:

- Cannot set a managed reference for a serialized object that does not have a managed references defined

Comments (13)

  1. 87cfd4f062802754e586dfa1a75d8d60?d=mm


    Mar 20, 2020 12:17

    Hi there <a href="">tony</a>

  2. 125a95aea3e48a515a813989f0879c25?d=mm


    Mar 17, 2020 04:20

    still not fix in Unity 2019.3.1f1

  3. 7e0f885fecc627b4670945f46feb36e1?d=mm


    Mar 04, 2020 07:36

    You have done great job and list out here steps for how to add managed reference to list the first time when using serialization. I am happily recommend given steps to those people who are looking for solution of it. Thanks for sharing.
    Sales resume writer,

  4. 3632b37a05efe1b644c8cd772282de1a?d=mm


    Mar 03, 2020 07:53

    Thank you so much, you just saved me from headache. I don't have much time and project submission date is going to be close. I was stuck in reinstalling VS, but thanks to you, I can continue with the project for now. By:

  5. 879d111529f600046dfc1281180eb17d?d=mm


    Jan 30, 2020 09:31

    The understudies are told to follow the cutoff times inside which they required to present the task. So assignments make understudies dependable and help the understudies in the administration of scholarly exercises and improve aptitudes of time the board in a scholastic vocation.

  6. C7ed850def6a771eff43a4075a6d897b?d=mm


    Jan 15, 2020 04:49

    Still happening as of 2019.3.0f5 :( identical to Peter77s situation.

  7. 3b34770501a130c9aa405f488db17fef?d=mm


    Jan 09, 2020 05:41

    Found good stuff of content on how to create a GameObject and add the test component. Thanks for taking time and putting your efforts here which help many people including IT learners.
    Assignment writer,

  8. E988a8cc64e4c7585c7009d6dc130441?d=mm


    Dec 30, 2019 11:29

    this post gives truly quality information.

  9. D3fa0fb35bf514884dca52b8fcecbb47?d=mm


    Dec 30, 2019 10:28

    This new year is celebrated all over world,we are sharing new year message one to download for whatsapp status video in this link

  10. 77c93f8de558bd9b1ca4442fc3db0991?d=mm


    Nov 29, 2019 11:35

    Sorry It won't be reproduced.

Add comment

Log in to post comment

All about bugs

View bugs we have successfully reproduced, and vote for the bugs you want to see fixed most urgently.