How To Fix CD037 - The table &1 key field length exceeds &2

SAP Error Message - Details

• Message type: E = Error

• Message class: CD - Change Documents

• Message number: 037

• Message text: The table &1 key field length exceeds &2

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 CD037 - The table &1 key field length exceeds &2 ?

  The SAP error message CD037 indicates that the key field length of a specified table exceeds the allowed limit. This error typically arises in the context of data modeling or when working with database tables in SAP, particularly in the context of the Data Dictionary (DDIC).
  Cause:
  The error occurs when:
  
  A key field in a database table is defined with a length that exceeds the maximum allowed length for key fields in SAP.
  The maximum length for key fields in SAP is generally 255 characters, but this can vary based on the specific database or configuration.
  The table definition or the data model has been incorrectly configured, leading to a mismatch in expected key field lengths.
  
  Solution:
  To resolve the CD037 error, you can take the following steps:
  
  
  Check Table Definition:
  
  Go to the Data Dictionary (transaction SE11) and check the definition of the table mentioned in the error message.
  Verify the key fields and their lengths. Ensure that none of the key fields exceed the maximum allowed length.
  
  
  
  Modify Key Field Length:
  
  If you find that a key field exceeds the allowed length, you will need to modify the field definition.
  Change the length of the key field to a permissible value (typically 255 characters or less).
  
  
  
  Adjust Related Structures:
  
  If the table is part of a larger structure or is being used in a relationship with other tables, ensure that all related structures and tables are also adjusted accordingly.
  
  
  
  Transport Changes:
  
  If you are working in a development environment, ensure that any changes made are transported to the appropriate environments (e.g., quality assurance, production) after thorough testing.
  
  
  
  Check for Custom Code:
  
  If the error is occurring in custom code or during data processing, review the code to ensure that it is not attempting to use key fields incorrectly.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to the specific table or module you are working with for any additional guidance or best practices.
  
  
  
  Related Information:
  
  Transaction Codes: SE11 (Data Dictionary), SE14 (Database Utility), SE80 (Object Navigator).
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional context.
  Key Field Limitations: Familiarize yourself with the limitations and best practices for defining key fields in SAP to avoid similar issues in the future.
  
  By following these steps, you should be able to resolve the CD037 error and ensure that your table definitions comply with SAP's requirements.