How To Fix /SAPAPO/CTM1435 - Internal error &1 when reading resource header data

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/CTM1 -

• Message number: 435

• Message text: Internal error &1 when reading resource header data

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/CTM1435 - Internal error &1 when reading resource header data ?

  The SAP error message /SAPAPO/CTM1435 Internal error &1 when reading resource header data typically indicates an internal issue within the SAP Advanced Planning and Optimization (APO) system, specifically related to the Capacity Planning or CTM (Capable-to-Match) functionality. This error can occur due to various reasons, including data inconsistencies, configuration issues, or problems with the underlying database.
  Possible Causes:
  
  Data Inconsistencies: There may be inconsistencies in the resource master data or related configuration settings.
  Missing or Corrupted Data: Required data for the resource header may be missing or corrupted in the database.
  Authorization Issues: The user may not have the necessary authorizations to access the resource data.
  System Bugs: There may be bugs in the version of SAP APO you are using that lead to this error.
  Database Issues: Problems with the underlying database, such as locks or corruption, can also lead to this error.
  
  Solutions:
  
  Check Resource Master Data: Verify that the resource master data is complete and consistent. Look for any missing fields or incorrect entries.
  Review Configuration Settings: Ensure that the configuration settings for the resources and CTM are correctly set up.
  Check Authorizations: Make sure that the user executing the transaction has the necessary authorizations to access the resource data.
  Analyze System Logs: Check the system logs (transaction SLG1) for any additional error messages or warnings that could provide more context about the issue.
  Database Consistency Check: Perform a consistency check on the database to identify and resolve any issues.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error. There may be patches or updates available that resolve known issues.
  Contact SAP Support: If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance. Provide them with the error message details and any relevant logs.
  
  Related Information:
  
  Transaction Codes: You may want to use transaction codes like /SAPAPO/CTM to access the CTM functionality and check the settings.
  SAP Documentation: Refer to the official SAP documentation for APO and CTM for detailed information on resource management and troubleshooting.
  Community Forums: Check SAP Community forums or other user groups for similar issues and solutions shared by other users.
  
  By following these steps, you should be able to identify and resolve the cause of the /SAPAPO/CTM1435 error.