How To Fix PSSC_NET046 - Unkown error calling function module &1; net calculation canceled

SAP Error Message - Details

• Message type: E = Error

• Message class: PSSC_NET - Net Calculation

• Message number: 046

• Message text: Unkown error calling function module &1; net calculation canceled

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 unknown 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&. 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_NET046 - Unkown error calling function module &1; net calculation canceled ?

  The SAP error message PSSC_NET046, which states "Unknown error calling function module &1; net calculation canceled," typically occurs in the context of the SAP Convergent Charging (SAP CC) or SAP Convergent Invoicing (SAP CI) modules. This error indicates that there was an issue when trying to execute a function module related to net calculations, which are essential for billing and invoicing processes.
  Possible Causes:
  
  Function Module Issues: The function module referenced in the error message may not be correctly implemented or may have bugs.
  Data Issues: There may be issues with the data being processed, such as missing or incorrect entries that the function module relies on.
  Configuration Problems: Incorrect configuration settings in the SAP system can lead to errors when calling function modules.
  Authorization Issues: The user executing the transaction may not have the necessary authorizations to call the function module.
  System Performance: If the system is under heavy load, it may lead to timeouts or other issues when executing function modules.
  
  Solutions:
  
  Check Function Module: Identify the function module referenced in the error message and check its implementation for any known issues or bugs. You can use transaction SE37 to view the function module.
  Review Data: Ensure that all required data for the net calculation is present and correct. Check for any missing or invalid entries in the relevant tables.
  Configuration Review: Verify the configuration settings related to the billing or invoicing process. Ensure that all necessary settings are correctly configured.
  Authorization Check: Ensure that the user has the necessary authorizations to execute the function module. You can check this using transaction SU53 or by consulting with your security team.
  System Performance: Monitor system performance and check for any issues that may be causing delays or timeouts. If necessary, optimize the system or schedule the process during off-peak hours.
  Debugging: If the issue persists, consider debugging the function module to identify the exact point of failure. This may require assistance from a developer or SAP support.
  
  Related Information:
  
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide patches and updates.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE37 (Function Builder), SE80 (Object Navigator), and ST22 (Dump Analysis) for troubleshooting.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  
  If the problem continues after trying the above solutions, it may be necessary to contact SAP support for further assistance.