How To Fix TA127 - ERROR: Incorrect mode specified, C/E/I permitted only

SAP Error Message - Details

• Message type: E = Error

• Message class: TA - Extended table maintenance (eval., Customizing, client copy)

• Message number: 127

• Message text: ERROR: Incorrect mode specified, C/E/I permitted only

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 TA127 - ERROR: Incorrect mode specified, C/E/I permitted only ?

  The SAP error message TA127, which states "Incorrect mode specified, C/E/I permitted only," typically occurs when there is an issue with the mode specified in a transaction or function that is expecting a specific type of input. The error indicates that the system is expecting one of the following modes: C (Create), E (Change), or I (Display), but a different or invalid mode has been provided.
  Cause:
  
  Incorrect Mode Input: The most common cause of this error is that the user has entered an invalid mode in the transaction or function call. For example, if the system expects a mode of C, E, or I, and a different character is provided, this error will occur.
  Configuration Issues: There may be configuration settings in the system that are not aligned with the expected modes for certain transactions.
  Custom Development: If there are custom programs or enhancements, they may not be handling the mode correctly, leading to this error.
  
  Solution:
  
  Check Mode Input: Verify the mode you are trying to use in the transaction. Ensure that you are using one of the permitted modes: C (Create), E (Change), or I (Display).
  Review Transaction Documentation: Consult the documentation for the specific transaction or function you are using to ensure you are following the correct procedures and inputs.
  Debugging: If you have access to debugging tools, you can trace the execution of the program to see where the incorrect mode is being set or passed.
  Consult with Technical Team: If the issue persists, it may be necessary to involve your technical team or SAP support to investigate any underlying configuration or custom code issues.
  
  Related Information:
  
  Transaction Codes: Identify the specific transaction code that is generating the error. This can help in troubleshooting.
  SAP Notes: Check SAP Notes for any known issues or patches related to the error message TA127.
  User Authorization: Ensure that the user has the necessary authorizations to perform the action in the specified mode.
  System Logs: Review system logs for any additional error messages or warnings that may provide more context about the issue.
  
  By following these steps, you should be able to identify the cause of the TA127 error and implement a solution to resolve it.