How To Fix EM304 - Not possible to compare the same object

SAP Error Message - Details

• Message type: E = Error

• Message class: EM - IS-U Migration

• Message number: 304

• Message text: Not possible to compare the same object

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 EM304 - Not possible to compare the same object ?

  The SAP error message EM304 ("Not possible to compare the same object") typically occurs in the context of comparing objects, such as when you are trying to compare two versions of a document, configuration settings, or other entities within the SAP system. This error indicates that the system has detected that the objects being compared are identical or are the same instance, which makes the comparison operation invalid.
  Cause:
  
  Identical Objects: The most common cause of this error is that the two objects you are trying to compare are actually the same object. This can happen if you mistakenly select the same object for both sides of the comparison.
  Incorrect Selection: You may have inadvertently selected the same version or instance of an object, leading to the system's inability to perform a meaningful comparison.
  System Configuration: In some cases, the error may arise from specific configurations or settings within the SAP system that restrict comparisons to distinct objects.
  
  Solution:
  
  Check Object Selection: Review the objects you are trying to compare. Ensure that you have selected two different objects or versions. If you find that you have selected the same object, change one of the selections to a different object.
  Use Different Versions: If you are comparing versions of a document or configuration, make sure that you are selecting different versions (e.g., version 1 vs. version 2).
  Review Comparison Logic: If you are using a custom program or transaction for comparison, check the logic to ensure that it correctly handles object selection and comparison.
  Consult Documentation: If you are unsure about the correct procedure for comparing objects in your specific context, refer to the SAP documentation or help resources related to the transaction or module you are using.
  
  Related Information:
  
  Transaction Codes: Depending on the context, the error may occur in various transaction codes (e.g., SE80 for Object Navigator, SE11 for Data Dictionary, etc.).
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  User Forums: Consider visiting SAP community forums or user groups where similar issues may have been discussed. Other users may have encountered the same error and can provide insights or solutions.
  
  If the problem persists after following these steps, it may be beneficial to consult with your SAP support team or a technical consultant who can provide more in-depth assistance.