How To Fix P99B081 - Communication Failure

P99B081 - Overview

• Message type: E = Error

• Message class: P99B - Payroll Versions Basis

• Message number: 081

• Message text: Communication Failure

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

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Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message P99B081 - Communication Failure ?

  The SAP error message P99B081, which indicates a "Communication Failure," typically arises in scenarios where there is a disruption in the communication between the SAP system and external systems or services. This can occur in various contexts, such as during data exchange with external applications, during remote function calls (RFC), or when accessing web services.
  Causes of P99B081 Communication Failure
  
  
  Network Issues: Problems with the network connection, such as downtime, latency, or misconfigured network settings, can lead to communication failures.
  
  
  Configuration Errors: Incorrect settings in the SAP system or the external system (like RFC destinations, logical systems, or communication parameters) can cause failures.
  
  
  Service Availability: The external service or system may be down or not reachable due to maintenance or other issues.
  
  
  Firewall or Security Settings: Firewalls or security settings may block the communication between the SAP system and the external system.
  
  
  Protocol Mismatch: If there is a mismatch in the communication protocols being used (e.g.,