Why isn't structure with "Upload" field not working?

Issue

  • The upload field of a Liferay structure is in broken state when user performs any action.  

Environment

  • Liferay DXP 7.4

Resolution

  • Structure with the "Upload" field is not working for the user. 
  • Open the main menu on the top right -> Control Panel -> Configuration -> System Settings -> Module Container -> Component Blacklist.
  • We can observe "com.liferay.dynamic.data.mapping.internal.notification.DDMFormEmailNotificationSender" being blacklisted.
  • By clicking on the "Reset Default Values", or by removing "com.liferay.dynamic.data.mapping.internal.notification.DDMFormEmailNotificationSender" from "Blacklist Component Names
  • The user is able to use the "Upload" field without any further issue. 

Additional Information

 

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