How To Fix /SAPAPO/OM_ERROR198 - Negative processing time not allowed for scheduling

/SAPAPO/OM_ERROR198 - Overview

• Message type: E = Error

• Message class: /SAPAPO/OM_ERROR -

• Message number: 198

• Message text: Negative processing time not allowed for scheduling

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/OM_ERROR198 - Negative processing time not allowed for scheduling ?

  The SAP error message /SAPAPO/OM_ERROR198 indicates that there is a negative processing time being used in the scheduling of operations within the Advanced Planning and Optimization (APO) module. This error typically arises when the system encounters a situation where the calculated processing time for an operation is less than zero, which is not permissible in scheduling scenarios.
  
  Cause:
  
  Negative Processing Time: The most common cause is that the processing time for a specific operation has been set to a negative value, either in the master data (like the production version or routing) or in the planning parameters.
  Incorrect Data Entry: There may be incorrect data entries in the master data, such as in the routing or production version.
  Scheduling Parameters: The scheduling parameters might be incorrectly configured, leading to unrealistic calculations.
  Capacity Constraints: If there are capacity constraints that are not properly defined, it may lead to negative processing times during scheduling.
  
  
  Solution:
  
  Check Master Data: Review