How To Fix OT094 - Enter the second predecessor

SAP Error Message - Details

• Message type: E = Error

• Message class: OT - SAP Online Correction Support (SOCS)

• Message number: 094

• Message text: Enter the second predecessor

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 OT094 - Enter the second predecessor ?

  The SAP error message OT094 "Enter the second predecessor" typically occurs in the context of project management or production planning within the SAP system, particularly when dealing with network activities or task dependencies in the Project System (PS) module.
  Cause:
  This error message indicates that the system expects a second predecessor to be defined for a particular activity or task. In project management, activities can have dependencies, and the system may require that certain tasks must be completed before others can start. If the configuration or input does not meet the requirements for defining these dependencies, the error will be triggered.
  Solution:
  To resolve the OT094 error, you can follow these steps:
  
  
  Check Activity Dependencies: 
  
  Go to the relevant project or network activity in the SAP system.
  Review the predecessor relationships for the activity that is causing the error.
  Ensure that you have defined at least two predecessor activities if the system requires them.
  
  
  
  Add Predecessors:
  
  If there are not enough predecessors defined, you can add the necessary predecessor activities.
  Navigate to the "Predecessors" tab in the activity details and enter the required predecessor activities.
  
  
  
  Review Project Settings:
  
  Check the project settings to see if there are specific configurations that require a second predecessor.
  Consult with your project manager or SAP administrator if you are unsure about the project requirements.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for more detailed information on managing activity dependencies in your specific version of SAP.
  
  
  
  Testing:
  
  After making the necessary changes, try to save or execute the action again to see if the error persists.
  
  
  
  Related Information:
  
  SAP Modules: This error is primarily related to the Project System (PS) module, but it may also appear in other modules that involve task dependencies, such as Production Planning (PP).
  Transaction Codes: You may encounter this error while using transaction codes like CJ20N (Project Builder) or CN21 (Create Network).
  User Roles: Ensure that you have the appropriate permissions to modify project activities and dependencies.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or refer to SAP Notes for any known issues or patches related to this error message.