Answers.Body: <p>Do you have this problem in a multisite-installation? If so, it could be something with your propagation mode on the matrix field.</p>
  
  <p>Please give us some more details to your setup: which version of Craft CMS, which propagation mode, multisite or not.</p>
  
Answers.ContentLicense: CC BY-SA 4.0
Answers.CreationDate: 2020-05-22T08:18:17.427Z
Answers.LastActivityDate: 2020-05-22T08:18:17.427Z
Answers.UserDisplayName: Marten Brosch
Body: <p>When I add a new content for a matrix block field on an existing entry, all its previous contents gets deleted from the Live Preview, except for the editor which still has the previous contents. And then, when I try to save the entry, it seems that what is shown in the Live Preview was the only one saved and the previous data were gone.</p>
  
Tags: <craft3><matrix><live-preview>
Title: Existing contents get deleted on Live Preview when adding new content on a matrix field
ThreadText: # Existing contents get deleted on Live Preview when adding new content on a matrix field
  
  (Asked by: username_0 on 2020-05-21)
  
  When I add a new content for a matrix block field on an existing entry, all its previous contents gets deleted from the Live Preview, except for the editor which still has the previous contents. And then, when I try to save the entry, it seems that what is shown in the Live Preview was the only one saved and the previous data were gone.
  
  **Tags:** craft3, matrix, live-preview
  
  
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  ## 1 answers
  
  ### Answer by username_1 on 2020-05-22. Score: 1
  
  Do you have this problem in a multisite-installation? If so, it could be something with your propagation mode on the matrix field.
  
  Please give us some more details to your setup: which version of Craft CMS, which propagation mode, multisite or not.
  
  
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