How To Fix /PLMB/BA_RCP858 - You cannot select a primary resource for &1 / &2 / &3

SAP Error Message - Details

• Message type: E = Error

• Message class: /PLMB/BA_RCP -

• Message number: 858

• Message text: You cannot select a primary resource for &1 / &2 / &3

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 /PLMB/BA_RCP858 - You cannot select a primary resource for &1 / &2 / &3 ?

  The SAP error message /PLMB/BA_RCP858 indicates that there is an issue with selecting a primary resource in the context of a business process, likely related to production planning or resource management. The message typically includes placeholders like &1, &2, and &3, which represent specific details about the resource or the context in which the error occurred.
  Cause:
  
  Resource Configuration: The primary resource may not be properly configured in the system. This could be due to missing or incorrect settings in the resource master data.
  Resource Availability: The resource may not be available for the specified time period or may be marked as inactive.
  Resource Assignment: The resource may not be assigned to the relevant production process or order.
  Capacity Constraints: There may be capacity constraints that prevent the selection of the primary resource.
  Incorrect Parameters: The parameters used in the selection process may be incorrect or not aligned with the resource's capabilities.
  
  Solution:
  
  Check Resource Configuration: Verify the configuration of the resource in the system. Ensure that all necessary fields are filled out correctly in the resource master data.
  Verify Availability: Check the availability of the resource for the required time frame. You can do this by looking at the resource calendar and any planned maintenance or downtimes.
  Resource Assignment: Ensure that the resource is correctly assigned to the relevant production process or order. This may involve checking the routing or production order details.
  Review Capacity Planning: Look into the capacity planning settings to ensure that there are no constraints that would prevent the resource from being selected.
  Check Parameters: Review the parameters used in the selection process to ensure they are correct and appropriate for the resource in question.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like CR01 (Create Resource), CR02 (Change Resource), or CR03 (Display Resource) to manage resource data.
  Logs and Traces: Check system logs or traces for additional details that may provide more context about the error.
  SAP Notes: Look for relevant SAP Notes that may address this specific error message or provide additional troubleshooting steps.
  Documentation: Refer to SAP documentation related to resource management and production planning for more insights into how resources are managed within the system.
  
  If the issue persists after checking these areas, it may be beneficial to consult with your SAP support team or reach out to SAP support for further assistance.