How To Fix C7020 - Field overflow when calculating PRT quantities

SAP Error Message - Details

• Message type: E = Error

• Message class: C7 - Scheduling

• Message number: 020

• Message text: Field overflow when calculating PRT quantities

What causes this issue?

An internal error occurred when calculating the PRT quantity.

System Response

The field is filled with the maximum value.

How to fix this error?

INCLUDE 'NA_ALLG_SYSTEMVERW' OBJECT DOKU ID TX

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message C7020 - Field overflow when calculating PRT quantities ?

  The SAP error message C7020, which indicates a "Field overflow when calculating PRT quantities," typically occurs in the context of Production Resource Tools (PRT) in SAP. This error suggests that the system is trying to calculate a quantity that exceeds the maximum limit that can be stored in the designated field.
  Causes:
  
  Data Type Limitations: The field used for storing quantities may have a defined maximum size (e.g., integer or decimal). If the calculated quantity exceeds this limit, the overflow error occurs.
  Incorrect Configuration: The configuration of PRTs or the associated production orders may not be set up correctly, leading to unexpected calculations.
  Large Quantities: If the production order or PRT is associated with very large quantities, it may lead to overflow.
  Custom Code: If there are custom enhancements or user exits that manipulate PRT quantities, they may inadvertently cause an overflow.
  
  Solutions:
  
  Check Data Types: Review the data types of the fields involved in the calculation. Ensure that they can accommodate the expected range of values.
  Review Configuration: Check the configuration settings for PRTs and production orders. Ensure that they are set up correctly and that there are no inconsistencies.
  Adjust Quantities: If possible, adjust the quantities involved in the calculation to ensure they fall within acceptable limits.
  Debugging: If the issue persists, consider debugging the process to identify where the overflow occurs. This may involve looking at the relevant ABAP code or transaction logs.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes or patches that address this specific error. There may be known issues or fixes available.
  Consult Documentation: Review SAP documentation related to PRTs and production orders for any guidelines or best practices that may help avoid this error.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CO02 (Change Production Order) or CO03 (Display Production Order) to investigate the production orders associated with the PRT.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Testing: If changes are made, conduct thorough testing in a development or quality assurance environment before applying changes to the production system.
  
  By addressing the underlying causes and implementing the suggested solutions, you should be able to resolve the C7020 error in SAP.