How To Fix C+370 - Enter a material number

SAP Error Message - Details

• Message type: E = Error

• Message class: C+ -

• Message number: 370

• Message text: Enter a material number

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 C+370 - Enter a material number ?

  The SAP error message C+370 "Enter a material number" typically occurs when a user attempts to perform an action that requires a material number, but the system does not have a valid material number provided. This error can arise in various transactions, such as creating or modifying a document related to materials, inventory management, or production planning.
  Cause:
  
  Missing Material Number: The most common 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.
  Authorization Issues: In some cases, the user may not have the necessary permissions to view or enter material numbers.
  
  Solution:
  
  Enter a Valid 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 number if you are unsure.
  Check Field Focus: Make sure that you are in the correct field where the material number is required.
  Verify Material Existence: If you believe you have entered a valid material number, check if the material exists in the system. You can do this by using transaction codes like MM03 (Display Material) to confirm.
  Review Authorizations: If you suspect that authorization issues may be causing the error, contact your SAP administrator to ensure you have the necessary permissions to access and enter material numbers.
  Consult Documentation: If you are unsure about the process or the required fields, refer to your organization's SAP documentation or user manuals for guidance.
  
  Related Information:
  
  Transaction Codes: Common transaction codes where this error might occur include:
  
  MM01: Create Material
  MM02: Change Material
  MM03: Display Material
  MB1A: Goods Withdrawal
  MB1B: Transfer Posting
  MB1C: Other Goods Receipts
  
  
  Material Master Data: Ensure that the material master data is correctly set up in the system, as this can affect the ability to enter material numbers.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with your SAP support team for further assistance.