How To Fix CNV462 - Program &1 for table &2 cannot run because of sequence relationships

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV - Conversion: Messages for Conversion Services (CNCC)

• Message number: 462

• Message text: Program &1 for table &2 cannot run because of sequence relationships

What causes this issue?

Program &V1& cannot run at this point because not all programs whose
tables are defined as predecessors of table &V2& have been completed
successfully.

System Response

The program &V1& was stopped.

How to fix this error?

Wait until all programs whose tables are defined as predecessors for
table &V2& are completed, then schedule a new job in the conversion
monitor.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV462 - Program &1 for table &2 cannot run because of sequence relationships ?

  The SAP error message CNV462 indicates that a program (identified by &1) for a specific table (identified by &2) cannot be executed due to sequence relationships. This error typically arises during data migration or conversion processes, particularly when using SAP's data migration tools or during system upgrades.
  Cause:
  The error is usually caused by the following factors:
  
  Sequence Dependencies: The program you are trying to run has dependencies on the order in which certain tables or records are processed. If the sequence is not maintained, it can lead to inconsistencies or integrity issues in the data.
  Foreign Key Constraints: There may be foreign key relationships between tables that require certain records to be processed before others.
  Data Integrity Issues: If the data in the tables does not adhere to the expected relationships or constraints, the program may fail to execute.
  
  Solution:
  To resolve the CNV462 error, consider the following steps:
  
  
  Check Sequence Requirements: Review the documentation for the program to understand the required sequence of execution. Ensure that you are processing the tables in the correct order.
  
  
  Analyze Dependencies: Use transaction codes like SE11 (Data Dictionary) or SE80 (Object Navigator) to analyze the relationships between the tables involved. Look for foreign key constraints or other dependencies that may affect the execution.
  
  
  Data Validation: Validate the data in the tables to ensure that it meets the necessary integrity constraints. This may involve checking for orphaned records or ensuring that all required fields are populated.
  
  
  Adjust Execution Order: If you have control over the execution order of the programs, adjust it to respect the sequence relationships required by the program.
  
  
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes or updates that may address this specific error. There may be patches or recommendations provided by SAP.
  
  
  Contact SAP Support: If the issue persists after following the above steps, consider reaching out to SAP Support for further assistance. Provide them with detailed information about the error, including the program name and the tables involved.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE11 (Data Dictionary), SE80 (Object Navigator), and ST22 (Dump Analysis) to help diagnose and resolve issues.
  SAP Documentation: Review SAP documentation related to data migration and conversion processes for best practices and guidelines.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify the root cause of the CNV462 error and implement a suitable solution.