How To Fix AP128 - Copying a sub-tree is not possible

SAP Error Message - Details

• Message type: E = Error

• Message class: AP - Investment program messages

• Message number: 128

• Message text: Copying a sub-tree is not possible

What causes this issue?

You wanted to copy a sub-tree of an investment program.
However, it is only possible to copy a complete investment program.

System Response

The function is not carried out.

How to fix this error?

Do not enter a point of entry program position when you use the
<LS>Copy program structure</> function.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message AP128 - Copying a sub-tree is not possible ?

  The SAP error message AP128, which states "Copying a sub-tree is not possible," typically occurs in the context of working with hierarchical data structures, such as when dealing with organizational units, cost centers, or other master data that is organized in a tree-like format.
  Cause:
  The error usually arises due to one of the following reasons:
  
  Invalid Hierarchical Structure: The sub-tree you are trying to copy may not be valid due to existing dependencies or relationships that prevent it from being copied.
  Locked or Inactive Nodes: If any of the nodes in the sub-tree are locked or inactive, the system may not allow copying.
  Data Integrity Issues: There may be data integrity issues, such as missing or inconsistent data in the nodes you are trying to copy.
  Authorization Issues: The user may not have the necessary authorizations to perform the copy operation on the specified nodes.
  
  Solution:
  To resolve the AP128 error, you can take the following steps:
  
  Check Hierarchical Structure: Review the hierarchical structure of the nodes you are trying to copy. Ensure that the sub-tree is valid and does not have any inconsistencies.
  Verify Node Status: Check the status of the nodes in the sub-tree. Make sure that they are not locked or inactive. If they are, you may need to unlock or activate them.
  Data Consistency: Ensure that all required data for the nodes is present and consistent. You may need to correct any data integrity issues before attempting to copy again.
  Authorization Check: Verify that you have the necessary authorizations to perform the copy operation. If not, contact your system administrator to obtain the required permissions.
  Use Alternative Methods: If the issue persists, consider using alternative methods to achieve your goal, such as manually creating the nodes or using a different transaction code that may allow for the operation.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with the relevant transaction codes that deal with hierarchical data, such as OKEB (for cost center hierarchy) or OKEC (for internal order hierarchy).
  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.
  Documentation: Review SAP documentation related to the specific module you are working with (e.g., Controlling, Human Resources) for more detailed guidance on managing hierarchical data.
  
  If the problem persists after trying the above solutions, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.