How To Fix GHO_ALLOC_UI157 - Tasklist assigned to network object is not valid for specified date range

SAP Error Message - Details

• Message type: E = Error

• Message class: GHO_ALLOC_UI - Message Class for UI for Allocation

• Message number: 157

• Message text: Tasklist assigned to network object is not valid for specified date range

Self-Explanatory Message

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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 GHO_ALLOC_UI157 - Tasklist assigned to network object is not valid for specified date range ?

  The SAP error message GHO_ALLOC_UI157 indicates that there is an issue with the task list assigned to a network object, specifically that it is not valid for the specified date range. This error typically occurs in the context of project management and production planning within SAP, particularly when dealing with networks and task lists in the Project System (PS) or Production Planning (PP) modules.
  Cause:
  
  Invalid Date Range: The task list assigned to the network object may not be valid for the dates you are trying to use. This can happen if the task list is set up with specific validity dates that do not encompass the date range you are working with.
  Task List Configuration: The task list may not be properly configured or may have been deleted or archived.
  Network Object Status: The network object itself may be in a status that does not allow for the assignment of task lists.
  Missing Dependencies: There may be dependencies or prerequisites that have not been met, which can lead to the task list being considered invalid.
  
  Solution:
  
  Check Validity Dates: Review the validity dates of the task list assigned to the network object. Ensure that the dates you are trying to use fall within the valid range of the task list.
  Update Task List: If the task list is outdated or invalid, consider updating it or creating a new task list that covers the required date range.
  Review Network Object Status: Check the status of the network object to ensure it is in a state that allows for task list assignments. If necessary, change the status to allow for modifications.
  Consult Documentation: Refer to SAP documentation or help resources for specific details on task list configuration and network object management.
  Error Logs: Check SAP error logs for any additional information that may provide context for the error.
  Contact Support: If the issue persists, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CJ20N (Project Builder) or C223 (Maintain Task List) to manage networks and task lists.
  SAP Notes: Look for SAP Notes related to this error message for any patches or updates that may address the issue.
  Training and Documentation: Ensure that users involved in project management and planning are trained on the proper setup and management of task lists and network objects in SAP.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.