How To Fix PEP090 - There are entries in the task list that do not have a relative start time

PEP090 - Overview

• Message type: E = Error

• Message class: PEP - Schedule Manager: Messages

• Message number: 090

• Message text: There are entries in the task list that do not have a relative start time

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message PEP090 - There are entries in the task list that do not have a relative start time ?

  The SAP error message PEP090 indicates that there are entries in a task list that do not have a relative start time defined. This can occur in the context of project management or production planning within SAP, particularly when using the Project System (PS) or Production Planning (PP) modules.
  
  Cause:
  The error typically arises due to one of the following reasons:
  
  Missing Relative Start Time: Some tasks in the task list are defined without a relative start time, which is necessary for scheduling and sequencing tasks.
  Incorrect Task List Configuration: The task list may not have been set up correctly, leading to missing or incorrect data entries.
  Data Migration Issues: If data has been migrated from another system or from older versions of SAP, some entries may not have been properly converted or may lack necessary attributes.
  
  
  Solution:
  To resolve the PEP090 error, you can take the following steps:
  
  
  Check Task List Entries:
  
  Go to the task list in