How To Fix RM129 - Please enter a material

SAP Error Message - Details

• Message type: E = Error

• Message class: RM - Messages for Repetitive Manufacturing

• Message number: 129

• Message text: Please enter a material

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.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message RM129 - Please enter a material ?

  The SAP error message RM129 ("Please enter a material") typically occurs when a user attempts to perform an action in the SAP system that requires a material number, but none has been provided. This error is common in various transactions related to materials, such as inventory management, purchasing, or production planning.
  Cause:
  
  Missing Material Number: The most straightforward cause is that the user has not entered a material number in the relevant field.
  Incorrect Field Focus: The cursor may be in the wrong field, leading to the impression that a material number has been entered when it has not.
  Data Entry Error: The user may have entered an invalid or non-existent material number.
  Configuration Issues: In some cases, the system configuration may require a material number for certain transactions, and if the configuration is not set up correctly, it may lead to this error.
  
  Solution:
  
  Enter a Material Number: Ensure that you enter a valid material number in the required field. You can use the search function (F4) to find the correct material if you are unsure.
  Check Field Focus: Make sure that you are in the correct field when entering the material number.
  Validate Material: If you have entered a material number, verify that it exists in the system and is active. You can check this in the material master data.
  Review Transaction Requirements: Check the specific transaction you are trying to execute to ensure that a material number is indeed required.
  Consult Documentation: If you are unsure about the process, refer to the relevant SAP documentation or user manuals for guidance on the transaction you are performing.
  Contact Support: If the issue persists, consider reaching out to your SAP support team or system administrator for further assistance.
  
  Related Information:
  
  Material Master Data: Understanding how to manage and maintain material master data is crucial for avoiding this error.
  Transaction Codes: Familiarize yourself with the transaction codes related to material management (e.g., MM01 for creating materials, MM02 for changing materials).
  User Training: Ensure that users are adequately trained on how to enter data in SAP to minimize errors.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  
  By following these steps, you should be able to resolve the RM129 error and continue with your SAP transactions.