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

TU192 - Overview

• 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.

TU192 - Details

• 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