How To Fix TU192 - Changes to the schedule records are not permitted in dynamic scheduling

SAP Error Message - Details

• Message type: E = Error

• Message class: TU - Billing/Scheduling/Budget Billing

• Message number: 192

• Message text: Changes to the schedule records are not permitted in dynamic scheduling

What causes this issue?

You cannot manually change existing schedule records in dynamic
scheduling. Schedule records in dynamic scheduling are processed
separately during generation.
The settings in table TE416 will not allow you to leave gaps in the
date sequence. Some fields will adjust the schedule records, but some
will not.

System Response

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

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message TU192 - Changes to the schedule records are not permitted in dynamic scheduling ?

  The SAP error message TU192, which states "Changes to the schedule records are not permitted in dynamic scheduling," typically occurs in the context of production planning and scheduling within SAP. This error indicates that the system is set to dynamic scheduling mode, which restricts certain changes to scheduling records that are already established.
  Cause:
  
  Dynamic Scheduling Mode: The system is configured to use dynamic scheduling, which means that scheduling is handled automatically by the system based on real-time data. In this mode, manual changes to scheduling records are not allowed to maintain the integrity of the scheduling process.
  Locked Records: The scheduling records may be locked due to ongoing processes or transactions that are currently being executed.
  User Permissions: The user may not have the necessary permissions to make changes to the scheduling records.
  
  Solution:
  
  Switch to Static Scheduling: If you need to make changes to the schedule records, consider switching from dynamic scheduling to static scheduling. This can be done in the configuration settings of the production planning module. However, be cautious as this may affect the overall scheduling process.
  Check for Locks: Ensure that there are no active processes or transactions that are locking the scheduling records. You can check for locks using transaction code SM12.
  User Permissions: Verify that the user has the appropriate permissions to make changes to scheduling records. If not, contact your SAP administrator to adjust the user roles and permissions.
  Review Scheduling Parameters: Check the scheduling parameters in the configuration settings to ensure they align with your business requirements. This may involve consulting with your SAP PP (Production Planning) consultant.
  Consult Documentation: Refer to SAP documentation or help resources for more detailed information on dynamic scheduling and its implications.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as:
  
  MD04: Stock/Requirements List
  MD01: MRP Run
  COHV: Mass Processing of Production Orders
  
  
  SAP Notes: Look for SAP Notes related to error TU192 for any patches or updates that may address this issue.
  Training and Support: Consider training sessions or support from SAP consultants to better understand dynamic scheduling and its configuration.
  
  If the issue persists after trying the above solutions, it may be beneficial to engage with SAP support for further assistance.