How To Fix CRMS4_PS_NET171 - NCD &1 not found in local buffer table CT_NCD (internal error)

SAP Error Message - Details

• Message type: E = Error

• Message class: CRMS4_PS_NET - Net Calculation

• Message number: 171

• Message text: NCD &1 not found in local buffer table CT_NCD (internal error)

What causes this issue?

The <DS:GLOS.49A5F736876A4422E10000000A421392>net calculation document
</> (NCD) &V1& was not found in an internal buffer table.

System Response

The system does not execute the
<DS:GLOS.49A5BAE5A2B21546E10000000A421392>net calculation</>.

How to fix this error?

Contact your system administrator.

Procedure for System Administrators

Check if this problem has been caused by a customer-specific adjustment.
If this is not the case, contact SAP and specify the NCD <LS>ObjectID
</>.
The problem has occured in class &V2&, method &V3&.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CRMS4_PS_NET171 - NCD &1 not found in local buffer table CT_NCD (internal error) ?

  The SAP error message CRMS4_PS_NET171 indicates that a specific NCD (Network Change Document) is not found in the local buffer table CT_NCD. This is an internal error that typically arises in the context of SAP CRM (Customer Relationship Management) or SAP PS (Project System) modules.
  Cause:
  
  Buffer Issues: The local buffer table CT_NCD may not have been populated correctly, or the data may have been cleared or not loaded due to a previous error.
  Data Consistency: There may be inconsistencies in the data, such as missing entries or records that have been deleted or not properly created.
  Transaction Issues: The error may occur during specific transactions where the system expects certain data to be present in the buffer but cannot find it.
  Configuration Issues: Incorrect configuration settings in the CRM or PS modules may lead to this error.
  
  Solution:
  
  Check Buffer Table: Investigate the contents of the local buffer table CT_NCD. You may need to check if the NCD in question exists and if the buffer is being populated correctly.
  Reinitialize Buffer: If the buffer is not populated correctly, you may need to clear and reinitialize it. This can often be done by restarting the relevant transaction or program.
  Data Consistency Check: Perform a consistency check on the data related to the NCD. Ensure that all necessary records are present and correctly linked.
  Transaction Logs: Review transaction logs to identify any preceding errors that may have led to this issue. This can provide insights into what went wrong.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes or patches that address this specific error. There may be known issues and fixes provided by SAP.
  Consult Documentation: Review the documentation for the CRM and PS modules to ensure that all configurations are set up correctly.
  Contact SAP Support: If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance. Provide them with detailed information about the error and the context in which it occurred.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes in SAP CRM and PS that may help in troubleshooting, such as CRMD_ORDER, CJ20N, etc.
  System Logs: Use transaction SLG1 to check application logs for any related messages that could provide more context about the error.
  Performance Monitoring: Monitor system performance and buffer management to ensure that the system is functioning optimally and that buffers are being managed correctly.
  
  By following these steps, you should be able to diagnose and resolve the CRMS4_PS_NET171 error effectively.