How To Fix /UI2/PAGEBUILDER318 - App Descriptor Item can only be edited in masterlanguage &1

SAP Error Message - Details

• Message type: E = Error

• Message class: /UI2/PAGEBUILDER -

• Message number: 318

• Message text: App Descriptor Item can only be edited in masterlanguage &1

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /UI2/PAGEBUILDER318 - App Descriptor Item can only be edited in masterlanguage &1 ?

  The SAP error message /UI2/PAGEBUILDER318 indicates that you are trying to edit an app descriptor item in a language that is not the master language defined for that item. The master language is typically the primary language in which the app descriptor was created, and changes to certain properties can only be made in this language.
  Cause:
  
  Language Mismatch: The app descriptor item is being edited in a language that is not the master language. This restriction is in place to ensure consistency and integrity of the app descriptor.
  Configuration Settings: The system is configured to enforce this rule, which is common in multi-language environments to maintain a single source of truth for app descriptors.
  
  Solution:
  
  
  Switch to Master Language: To resolve this error, switch your user interface to the master language of the app descriptor. You can do this by:
  
  Going to your user settings in the SAP Fiori Launchpad or SAP GUI.
  Changing the language to the master language (e.g., if the master language is set to English, switch to English).
  
  
  
  Edit in Master Language: Once you have switched to the master language, you should be able to edit the app descriptor item without encountering this error.
  
  
  Check Master Language Setting: If you are unsure what the master language is, you can check the app descriptor settings in the SAP system or consult with your SAP administrator.
  
  
  Related Information:
  
  App Descriptor: An app descriptor is a JSON file that contains metadata about an SAP Fiori application, including its configuration, language settings, and other properties.
  Multi-Language Support: SAP systems often support multiple languages, and certain configurations are restricted to the master language to avoid discrepancies.
  SAP Notes and Documentation: For further details, you can refer to SAP Notes or the official SAP Help Portal for information on managing app descriptors and language settings.
  
  If you continue to experience issues after following these steps, it may be helpful to consult with your SAP Basis or development team for further assistance.