How To Fix BT835 - Internal error in PBT function module &

SAP Error Message - Details

• Message type: E = Error

• Message class: BT - Background processing messages

• Message number: 835

• Message text: Internal error in PBT function module &

What causes this issue?

A function module for managing parallel RFCs has discovered an internal
error. You can find an exact description of the error in the system
log.
The connection from the application server to the message server is
probably damaged. Therefore the list of active application servers
cannot be determined.

System Response

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

How to fix this error?

Check the system log for corresponding error messages.
Use the diagnosis function in Transaction SM12 (choose Extras ->
Diagnosis) to check that the message server is operating correctly.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message BT835 - Internal error in PBT function module & ?

  The SAP error message BT835, which indicates an "Internal error in PBT function module," typically arises from issues related to the Business Transaction (BT) processing in SAP. This error can occur due to various reasons, including data inconsistencies, configuration issues, or problems with the underlying function modules.
  Causes:
  
  Data Inconsistencies: There may be inconsistencies in the data being processed, such as missing or incorrect entries in the database tables.
  Configuration Issues: Incorrect configuration settings in the system can lead to this error. This includes settings related to business transactions, document types, or other related configurations.
  Custom Code: If there are custom enhancements or modifications in the system, they might interfere with standard processing and lead to internal errors.
  System Bugs: There may be bugs in the SAP system or specific patches that need to be applied.
  
  Solutions:
  
  Check SAP Notes: Look for relevant SAP Notes in the SAP Support Portal. SAP often provides fixes or workarounds for known issues.
  Data Validation: Validate the data being processed to ensure there are no inconsistencies. Check for missing or incorrect entries in the relevant tables.
  Review Configuration: Review the configuration settings related to the business transaction. Ensure that all necessary settings are correctly configured.
  Debugging: If you have access to debugging tools, you can analyze the function module that is causing the error to identify the root cause.
  Consult with SAP Support: If the issue persists, consider reaching out to SAP Support for assistance. Provide them with detailed information about the error, including transaction codes, data involved, and any custom code that may be relevant.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes related to business transactions and the specific function modules involved.
  System Logs: Check the system logs (transaction SLG1) for additional error messages or warnings that may provide more context about the issue.
  Testing in a Sandbox: If possible, replicate the issue in a sandbox environment to test potential solutions without affecting the production system.
  
  By following these steps, you should be able to diagnose and resolve the BT835 error in your SAP system.