How To Fix CY802 - You should look in the planning log

SAP Error Message - Details

• Message type: E = Error

• Message class: CY - Capacity Requirements Planning

• Message number: 802

• Message text: You should look in the planning log

What causes this issue?

Errors or warnings arose during planning in the last planning step
carried out. Therefore you should look at the planning log.

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CY802 - You should look in the planning log ?

  The SAP error message CY802, which states "You should look in the planning log," typically occurs in the context of production planning and control, particularly when using the Capacity Planning or Production Planning modules. This message indicates that there is an issue with the planning process, and the user is advised to check the planning log for more detailed information about the error.
  Cause:
  The error can be caused by various factors, including but not limited to:
  
  Capacity Constraints: There may be insufficient capacity available for the planned orders or production orders.
  Incorrect Master Data: Issues with master data such as work centers, routing, or production versions can lead to planning errors.
  Planning Parameters: Incorrect settings in the planning parameters or profiles can cause discrepancies in the planning process.
  Material Availability: Lack of required materials or components can prevent successful planning.
  Scheduling Conflicts: Conflicts in scheduling due to overlapping orders or resource allocation can trigger this error.
  
  Solution:
  To resolve the CY802 error, follow these steps:
  
  
  Check the Planning Log: 
  
  Navigate to the planning log to identify the specific issues that triggered the error. The log will provide detailed messages that can help pinpoint the problem.
  You can access the planning log through transaction codes like MD04 (Stock/Requirements List) or MD05 (Individual Display of MRP List).
  
  
  
  Review Capacity Planning:
  
  Check the capacity of work centers to ensure that they can handle the planned production.
  Adjust the capacity or reschedule orders if necessary.
  
  
  
  Validate Master Data:
  
  Ensure that all relevant master data (work centers, routings, BOMs) is correctly maintained and up to date.
  Look for any inconsistencies or missing data that could affect planning.
  
  
  
  Check Material Availability:
  
  Verify that all required materials are available and that there are no stock shortages.
  If materials are missing, consider creating purchase requisitions or production orders to procure them.
  
  
  
  Adjust Planning Parameters:
  
  Review and adjust the planning parameters in the configuration settings if they are not aligned with your production needs.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for additional guidance on the specific context of the error.
  
  
  
  Seek Help from SAP Support:
  
  If the issue persists and you cannot identify the cause, consider reaching out to SAP support for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MD01 (MRP Run), MD02 (MRP for Single Item), and CM01 (Capacity Planning).
  SAP Notes: Check for any SAP Notes related to the CY802 error for patches or updates that may address known issues.
  User Forums: Engage with SAP community forums or user groups to see if others have encountered similar issues and how they resolved them.
  
  By following these steps, you should be able to diagnose and resolve the underlying issues causing the CY802 error in SAP.