How To Fix MD_SUBSTN034 - Language cannot be blank

SAP Error Message - Details

• Message type: E = Error

• Message class: MD_SUBSTN - Messages for Master Data Substitution

• Message number: 034

• Message text: Language cannot be blank

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 MD_SUBSTN034 - Language cannot be blank ?

  The SAP error message MD_SUBSTN034 with the description "Language cannot be blank" typically occurs in the context of master data management, particularly when dealing with the creation or modification of certain data records that require a language field to be populated.
  Cause:
  This error usually arises when:
  
  A required field for language is left blank during the data entry process.
  The system expects a language code (like EN for English, DE for German, etc.) to be specified, but it is missing.
  The configuration or data entry screen does not enforce the requirement properly, leading to an attempt to save or process data without the necessary language information.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check the Input Fields: Ensure that all required fields, especially the language field, are filled in correctly. Look for a field labeled "Language" or similar in the data entry screen.
  
  
  Populate the Language Field: If the language field is blank, enter the appropriate language code that corresponds to the data you are working with.
  
  
  Review Configuration: If you are consistently encountering this error, it may be worth reviewing the configuration settings for the relevant module or transaction. Ensure that the language field is set up correctly and that it is marked as mandatory.
  
  
  Data Validation: If you are importing data or using a batch process, ensure that the data source includes valid language codes for all entries.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for the specific module you are working with to understand the requirements for language fields.
  
  
  Contact Support: If the issue persists after checking the above points, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.
  
  
  Related Information:
  
  Language Codes: Familiarize yourself with the standard language codes used in SAP (e.g., EN for English, DE for German, FR for French).
  Master Data Management: Understanding how language impacts master data records can help prevent similar issues in the future.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message, as there may be updates or fixes available.
  
  By ensuring that the language field is correctly populated and configured, you should be able to resolve the MD_SUBSTN034 error effectively.