How To Fix /SMB/CM_API_COMMON251 - Error during Table/View Comparison &1

SAP Error Message - Details

• Message type: E = Error

• Message class: /SMB/CM_API_COMMON -

• Message number: 251

• Message text: Error during Table/View Comparison &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SMB/CM_API_COMMON251 - Error during Table/View Comparison &1 ?

  The SAP error message /SMB/CM_API_COMMON251 typically indicates that there is an issue during the comparison of tables or views in the SAP system. This error can occur in various contexts, such as during data migration, system upgrades, or when using specific SAP applications that involve data comparison.
  Cause:
  The error can be caused by several factors, including but not limited to:
  
  Data Inconsistencies: There may be inconsistencies in the data between the source and target tables/views that are being compared.
  Missing Objects: One of the tables or views being compared may not exist in the system or may have been deleted.
  Authorization Issues: The user executing the comparison may not have the necessary authorizations to access one or both of the tables/views.
  Technical Issues: There could be underlying technical issues, such as database connectivity problems or issues with the SAP system itself.
  
  Solution:
  To resolve the error, you can take the following steps:
  
  
  Check Table/View Existence: Verify that both tables/views involved in the comparison exist in the system. You can do this by using transaction codes like SE11 (Data Dictionary) to check the definitions.
  
  
  Data Consistency Check: Ensure that the data in both tables/views is consistent. You may need to run consistency checks or data validation processes to identify discrepancies.
  
  
  Authorization Check: Ensure that the user has the necessary authorizations to access the tables/views. You can check user roles and authorizations using transaction code SU01 (User Maintenance).
  
  
  Review Logs: Check the system logs for any additional error messages or warnings that may provide more context about the issue. You can use transaction codes SLG1 (Application Log) or ST22 (Dump Analysis) to review logs.
  
  
  Technical Support: If the issue persists, consider reaching out to your SAP Basis team or SAP support for further assistance. They may need to investigate deeper into the system configuration or database issues.
  
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error message. Sometimes, SAP releases patches or notes that provide solutions for known issues.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE11 (Data Dictionary), SE80 (Object Navigator), and ST22 (Dump Analysis) for troubleshooting.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  Documentation: Review SAP documentation related to the specific module or functionality you are working with, as it may provide insights into common issues and their resolutions.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.