How To Fix /SAPAPO/CIF858 - Communication failure

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/CIF -

• Message number: 858

• Message text: Communication failure

Self-Explanatory Message

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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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/CIF858 - Communication failure ?

  The SAP error message /SAPAPO/CIF858 Communication failure typically occurs in the context of the Core Interface (CIF) when there is a problem with the communication between the SAP Advanced Planning and Optimization (APO) system and the SAP ERP system. This error can arise due to various reasons, including network issues, configuration problems, or data inconsistencies.
  Causes:
  
  Network Issues: Problems with the network connection between the APO and ERP systems can lead to communication failures.
  Configuration Errors: Incorrect settings in the CIF configuration, such as incorrect RFC destinations or logical system definitions.
  Authorization Issues: The user or system may not have the necessary authorizations to perform the communication.
  Data Inconsistencies: Issues with the data being transferred, such as missing or incorrect data in the master data or transactional data.
  System Downtime: One of the systems (either ERP or APO) may be down or undergoing maintenance.
  
  Solutions:
  
  Check Network Connectivity: Ensure that there is proper network connectivity between the APO and ERP systems. You can use tools like ping or traceroute to diagnose network issues.
  Review CIF Configuration:
  
  Check the settings in transaction CIF (CIF Monitor) to ensure that the configuration is correct.
  Verify the RFC destinations in transaction SM59 to ensure they are correctly set up and functioning.
  
  
  Check Authorizations: Ensure that the user or system has the necessary authorizations to perform the communication. You can check this in transaction SU53 after the error occurs.
  Monitor Data Consistency: Use transaction CIF to monitor the data being transferred and check for any inconsistencies or errors in the master data or transactional data.
  System Status: Check the status of both the ERP and APO systems to ensure they are up and running. You can use transaction SM37 to check for any background jobs that may have failed.
  Review Logs: Check the application logs in transaction SLG1 for any additional error messages or details that can provide more context about the failure.
  
  Related Information:
  
  Transaction Codes:
  
  CIF: CIF Monitor for monitoring and managing CIF activities.
  SM59: RFC Destinations for checking and configuring RFC connections.
  SLG1: Application Log for viewing logs related to specific applications.
  SM37: Job Monitoring for checking the status of background jobs.
  
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address specific issues related to CIF communication failures.
  Documentation: Refer to the official SAP documentation for CIF and APO for detailed configuration and troubleshooting steps.
  
  If the issue persists after following these steps, it may be beneficial to engage SAP support for further assistance.