How To Fix CY558 - Only select one resource when dispatching or rescheduling

SAP Error Message - Details

• Message type: E = Error

• Message class: CY - Capacity Requirements Planning

• Message number: 558

• Message text: Only select one resource when dispatching or rescheduling

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 CY558 - Only select one resource when dispatching or rescheduling ?

  The SAP error message CY558 ("Only select one resource when dispatching or rescheduling") typically occurs in the context of production planning and control, particularly when dealing with capacity planning and resource scheduling in SAP.
  Cause:
  This error message is triggered when a user attempts to dispatch or reschedule multiple resources at once, while the system expects only a single resource to be selected for the operation. This can happen in various scenarios, such as:
  
  Trying to dispatch or reschedule multiple operations or orders that are linked to different resources.
  Selecting multiple lines in a list or table where only one line (resource) is allowed for the action being performed.
  
  Solution:
  To resolve this error, you should ensure that you are only selecting one resource at a time when performing dispatching or rescheduling actions. Here are the steps you can take:
  
  
  Single Selection: Make sure to select only one resource from the list when you are trying to dispatch or reschedule. If you have multiple resources selected, deselect all but one.
  
  
  Check the Context: Ensure that you are in the correct transaction or screen where single resource selection is required. Sometimes, the context of the operation can lead to confusion.
  
  
  Review the Process: If you are using a custom transaction or report, review the logic to ensure it adheres to the requirement of single resource selection.
  
  
  User Training: If this error is common among users, consider providing training or documentation to help them understand the selection requirements.
  
  
  Consult Documentation: Refer to SAP documentation or help files related to the specific module you are working with (e.g., SAP PP - Production Planning) for more detailed guidance.
  
  
  Related Information:
  
  Transaction Codes: This error may occur in various transaction codes related to production planning, such as COHV (Mass Processing of Production Orders) or CM25 (Capacity Leveling).
  SAP Notes: Check for any relevant SAP Notes that might address this error or provide additional context or fixes.
  Support: If the issue persists and you cannot find a resolution, consider reaching out to your SAP support team or consulting with SAP support for further assistance.
  
  By following these steps, you should be able to resolve the CY558 error and continue with your dispatching or rescheduling tasks in SAP.