How To Fix MDG_BS_MAT_API015 - Material number &1 must not contain lower case characters

SAP Error Message - Details

• Message type: E = Error

• Message class: MDG_BS_MAT_API - Message Class for Sydney Material API Layer

• Message number: 015

• Message text: Material number &1 must not contain lower case characters

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 MDG_BS_MAT_API015 - Material number &1 must not contain lower case characters ?

  The SAP error message MDG_BS_MAT_API015 indicates that the material number you are trying to use contains lowercase characters, which is not allowed in the system. This restriction is typically in place to ensure consistency and adherence to naming conventions for material numbers.
  Cause:
  The error occurs because:
  
  The material number you are trying to create or modify includes one or more lowercase letters (e.g., 'a', 'b', 'c', etc.).
  SAP requires material numbers to be in uppercase letters only, as per the configuration settings or business rules defined in the system.
  
  Solution:
  To resolve this error, you should:
  
  Check the Material Number: Review the material number you are trying to input. Ensure that it does not contain any lowercase characters.
  Convert to Uppercase: If the material number contains lowercase letters, convert the entire material number to uppercase. For example, if the material number is mat123, change it to MAT123.
  Re-enter the Material Number: After making the necessary changes, re-enter the material number in the system and try to save or process it again.
  
  Related Information:
  
  Material Number Configuration: The rules regarding material number formats can be configured in the SAP system. You may want to check with your SAP administrator or refer to the configuration settings in the Material Master (transaction code MM01 or MM02) to understand any specific rules that apply to your organization.
  SAP Notes: If you continue to experience issues or if there are specific business rules that you need to follow, consider checking SAP Notes or the SAP Help Portal for additional guidance or updates related to material number formats.
  User Training: Ensure that users entering material numbers are trained on the naming conventions and restrictions to prevent similar errors in the future.
  
  By following these steps, you should be able to resolve the error and successfully create or modify the material number in SAP.