How To Fix RG109 - No additional subroutine pools can be generated for template &1

SAP Error Message - Details

• Message type: E = Error

• Message class: RG - BW generation tool: Messages

• Message number: 109

• Message text: No additional subroutine pools can be generated for template &1

What causes this issue?

A new subroutine pool should be generated from template &v1& for
generating a program or class in the present roll area. However the
number of subroutine pools managed in the roll area is currently
limited to a maximum of 36.

System Response

Processing has been cancelled.

How to fix this error?

Start the transaction again and try the same action again. If the
problem persists, contact the person responsible for the system.

Procedure for System Administrators

Search for a corresponding SAP Note in the SAP Service Marketplace by
entering message class <ZH>RG</>, message number <ZH>109</>, and
template <ZH>&v1&</>. If the search is not successful, contact SAP
Support.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RG109 - No additional subroutine pools can be generated for template &1 ?

  The SAP error message RG109, which states "No additional subroutine pools can be generated for template &1," typically occurs during the generation of a subroutine pool in the ABAP environment. This error indicates that the system has reached the limit for the number of subroutine pools that can be generated for a particular template.
  Cause:
  
  Limit Reached: Each template in SAP has a limit on the number of subroutine pools that can be generated. If this limit is reached, the system will not allow the creation of additional pools.
  System Configuration: The configuration settings in the SAP system may restrict the number of subroutine pools.
  Code Structure: The way the ABAP code is structured may lead to excessive generation of subroutine pools, especially if there are many includes or complex modularization.
  
  Solution:
  
  Review Existing Subroutine Pools: Check the existing subroutine pools associated with the template. If there are unused or obsolete pools, consider deleting or archiving them.
  Optimize Code: Review the ABAP code for opportunities to optimize and reduce the number of subroutine pools being generated. This may involve refactoring code to use fewer includes or modularization techniques.
  Increase Limits: If necessary and feasible, consult with your SAP Basis team to see if the limits can be increased in the system configuration. This may involve adjusting parameters in the system profile.
  Use Function Modules: Instead of creating multiple subroutine pools, consider using function modules, which can help in managing code better and may reduce the need for multiple pools.
  Check for Updates: Ensure that your SAP system is up to date with the latest patches and updates, as there may be fixes or improvements related to this issue in newer versions.
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to RG109 for any specific recommendations or patches that may address this issue.
  ABAP Development Guidelines: Familiarize yourself with best practices in ABAP development to avoid hitting limits in the future.
  Performance Considerations: Keep in mind that excessive generation of subroutine pools can impact system performance, so it's essential to maintain a clean and efficient codebase.
  
  If the problem persists after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance.