How To Fix IP899 - Strategy cannot be changed

SAP Error Message - Details

• Message type: E = Error

• Message class: IP - Messages for preventive maintenance

• Message number: 899

• Message text: Strategy cannot be changed

What causes this issue?

The strategy cannot be changed. The change to the strategy has resulted
in a worklist in transaction IP11U.

System Response

The system has deactivated all the affected maintenance plans, and the
strategy cannot be changed now.

How to fix this error?

Please use transaction IP11U to update the affected maintenance plans
first.

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message IP899 - Strategy cannot be changed ?

  The SAP error message IP899, which states "Strategy cannot be changed," typically occurs in the context of SAP's Integrated Planning (IP) module, particularly when dealing with planning strategies for production or other planning scenarios. This error indicates that the system is unable to change the planning strategy for a particular planning object, such as a product or a planning version.
  Causes:
  
  Locked Planning Object: The planning object may be locked due to ongoing processes or transactions that prevent changes.
  Inconsistent Data: There may be inconsistencies in the data that prevent the strategy from being changed.
  Authorization Issues: The user may not have the necessary authorizations to change the planning strategy.
  Incorrect Configuration: The planning strategy may not be configured correctly in the system, leading to restrictions on changes.
  Active Planning Versions: If there are active planning versions or scenarios that are dependent on the current strategy, changes may be restricted.
  
  Solutions:
  
  Check Locks: Verify if the planning object is locked. If it is, you may need to wait for the lock to be released or contact the user who has locked it.
  Review Data Consistency: Ensure that all relevant data is consistent and correct. This may involve checking master data, transaction data, and any related configurations.
  Authorization Check: Confirm that you have the necessary authorizations to make changes to the planning strategy. If not, contact your system administrator to obtain the required permissions.
  Configuration Review: Review the configuration settings for the planning strategy in the SAP system. Ensure that the strategy is set up correctly and that there are no restrictions preventing changes.
  Check Active Versions: Look for any active planning versions that may be using the current strategy. If necessary, deactivate or adjust these versions before attempting to change the strategy.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as /SAPAPO/SDP94 for planning book access or /SAPAPO/MC90 for configuration settings.
  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: Refer to SAP documentation for Integrated Planning to understand the implications of changing planning strategies and the correct procedures to follow.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP support team or a technical consultant who specializes in SAP Integrated Planning.