How To Fix PSSC_NET045 - Internal error calling function module &1; net calculation cancelled

SAP Error Message - Details

• Message type: E = Error

• Message class: PSSC_NET - Net Calculation

• Message number: 045

• Message text: Internal error calling function module &1; net calculation cancelled

What causes this issue?

Net calculation called a function module of another area (such as SAP
Business Partner, for example) to execute some checks or services. The
function module has returned an "internal error" exception.

System Response

Net calculation processing cannot be executed.

How to fix this error?

Contact your system administrator.

Procedure for System Administrators

The referenced function module is &V1&. There may be an additional error
message stating the detailed reason for this problem. If you cannot
determine the cause of the problem, contact SAP with the details of this
error.

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 PSSC_NET045 - Internal error calling function module &1; net calculation cancelled ?

  The SAP error message PSSC_NET045 indicates that there is an internal error when calling a function module related to net calculations, which leads to the cancellation of the net calculation process. This error can occur in various contexts, such as during payroll processing, financial calculations, or other scenarios where net calculations are performed.
  Possible Causes:
  
  Configuration Issues: Incorrect configuration in the relevant modules (e.g., payroll, finance) can lead to this error.
  Data Issues: Inconsistent or corrupted data in master records or transaction data can trigger this error.
  Custom Code: If there are custom enhancements or modifications in the function modules, they may not be functioning correctly.
  System Bugs: There may be bugs in the SAP system or specific patches that need to be applied.
  Authorization Issues: Lack of proper authorizations for the user executing the transaction can also lead to internal errors.
  
  Solutions:
  
  Check Configuration: Review the configuration settings related to the module where the error occurred. Ensure that all settings are correct and complete.
  Data Validation: Validate the data being processed. Check for any inconsistencies or missing information in master data or transaction data.
  Review Custom Code: If there are any custom enhancements, review the code for errors or issues. Debugging the function module may help identify the problem.
  System Logs: Check the system logs (transaction SLG1) for more detailed error messages that can provide insights into the root cause.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error. Applying the recommended patches or updates can resolve known issues.
  User Authorizations: Ensure that the user has the necessary authorizations to execute the function module without restrictions.
  Contact SAP Support: If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance.
  
  Related Information:
  
  Transaction Codes: Depending on the context, you may need to use specific transaction codes to access configuration settings or logs (e.g., SE37 for function modules, SLG1 for application logs).
  Debugging: If you have access to debugging tools, you can set breakpoints in the function module to analyze the flow and identify where the error occurs.
  Documentation: Refer to SAP documentation for the specific module you are working with to understand the expected behavior and configuration requirements.
  
  By following these steps, you should be able to diagnose and resolve the PSSC_NET045 error in your SAP system.