How To Fix EA464 - Basic type & could not be deleted

SAP Error Message - Details

• Message type: E = Error

• Message class: EA - IDoc Basis Messages

• Message number: 464

• Message text: Basic type & could not be deleted

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 EA464 - Basic type & could not be deleted ?

  The SAP error message EA464, which states "Basic type & could not be deleted," typically occurs when you attempt to delete a basic type in the SAP system that is still being used or referenced in various configurations or processes. Here’s a breakdown of the cause, potential solutions, and related information:
  Cause:
  
  Active References: The basic type you are trying to delete is still being used in one or more message types, IDoc types, or other configurations.
  Dependencies: There may be dependencies on the basic type in various areas of the SAP system, such as in the IDoc interface or in the data dictionary.
  Transport Requests: The basic type might be included in a transport request that is still active or has not been released.
  
  Solutions:
  
  
  Check References: 
  
  Use transaction code WE30 (for IDoc types) or WE81 (for message types) to check if the basic type is still being used. 
  Look for any active message types or IDoc types that reference the basic type.
  
  
  
  Remove Dependencies: 
  
  If you find that the basic type is being used, you will need to remove or change those references before you can delete the basic type.
  This may involve modifying or deleting the associated message types or IDoc types.
  
  
  
  Transport Requests: 
  
  Check if the basic type is part of any transport requests. If it is, you may need to release or delete those transport requests before attempting to delete the basic type.
  
  
  
  Consult Documentation: 
  
  Review any documentation related to the basic type to understand its usage and implications of deletion.
  
  
  
  Use SE11: 
  
  You can also use transaction code SE11 to check the data dictionary for any references to the basic type.
  
  
  
  System Administrator: 
  
  If you are unable to identify the references or dependencies, consult with your SAP Basis or technical team for assistance.
  
  
  
  Related Information:
  
  IDoc Basics: Understanding how IDocs work in SAP can provide context on why certain basic types are critical to the system.
  SAP Notes: Check SAP Notes for any specific guidance or patches related to this error message.
  Documentation: Review SAP Help documentation for more details on IDoc types and message types.
  
  Conclusion:
  Before attempting to delete a basic type in SAP, it is crucial to ensure that it is not actively being used or referenced elsewhere in the system. Following the steps outlined above should help you identify and resolve the issue, allowing you to delete the basic type if necessary.