How To Fix I10016 - Completion text must be in language &

I10016 - Overview

• Message type: E = Error

• Message class: I10 - Work Management IDocs Messages

• Message number: 016

• Message text: Completion text must be in language &

What causes this issue?

The completion text will be appended to the Notification, Notification
Task (or Order) long text and must be in the Notification language (or
Order long text language).

How to fix this error?

Change IDoc (COMPTEXT and LANGU_ISO fields) to contain the completion
text in appropriate language. Re-submit the IDoc.

Error message extract from SAP system. Copyright SAP SE.

I10016 - Details

• The SAP error message I10016, which states "Completion text must be in language &," typically occurs when there is an issue with the language settings in the system. This error is often encountered in the context of entering or processing data that requires a completion text in a specific language, but the text provided does not match the expected language settings.
  
  Cause:
  
  Language Mismatch: The completion text you are trying to enter is not in the language that the system expects. For example, if the system is set to expect German text but you provide English text, this error may occur.
  Missing Language-Specific Text: The required completion text for a specific language may not be maintained in the system.
  User Profile Settings: The user profile may be set to a different language than what is required for the transaction or data entry.
  
  
  Solution:
  
  Check Language Settings: Ensure that the language settings in your user profile match