How To Fix ESH_ADAPT_MSG022 - Communication unsuccessful in adapter &1

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_ADAPT_MSG - Adapter Messages

• Message number: 022

• Message text: Communication unsuccessful in adapter &1

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?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

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 ESH_ADAPT_MSG022 - Communication unsuccessful in adapter &1 ?

  The SAP error message ESH_ADAPT_MSG022: Communication unsuccessful in adapter &1 typically indicates that there is a communication issue with a specific adapter in the SAP system, often related to the Enterprise Search (ESH) or other integration scenarios. Here are some common causes, potential solutions, and related information for this error:
  Causes:
  
  Network Issues: There may be network connectivity problems between the SAP system and the external system or service that the adapter is trying to communicate with.
  Configuration Errors: The adapter may not be configured correctly, leading to communication failures.
  Service Unavailability: The external service or system that the adapter is trying to reach may be down or unavailable.
  Authentication Issues: There may be issues with authentication credentials or tokens required for the adapter to communicate with the external system.
  Timeouts: The request may be timing out due to slow response times from the external service.
  
  Solutions:
  
  Check Network Connectivity: Ensure that the SAP system can reach the external system. You can use tools like ping or telnet to test connectivity.
  Review Adapter Configuration: Verify the configuration settings of the adapter in the SAP system. Ensure that all required parameters are set correctly.
  Check External Service Status: Confirm that the external service or system is up and running. You may need to contact the service provider if it is down.
  Validate Authentication Credentials: Ensure that the credentials used for authentication are correct and have not expired. Update them if necessary.
  Increase Timeout Settings: If timeouts are an issue, consider increasing the timeout settings in the adapter configuration.
  Check Logs: Review the application logs and trace files for more detailed error messages that can provide additional context about the failure.
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to the specific adapter you are using. SAP frequently releases notes that address known issues and provide fixes or workarounds.
  Documentation: Refer to the official SAP documentation for the specific adapter to understand its configuration and troubleshooting steps.
  Community Forums: Engage with the SAP Community or other forums where similar issues may have been discussed. Other users may have encountered the same error and found solutions.
  
  If the issue persists after trying the above solutions, consider reaching out to SAP support for further assistance, providing them with detailed logs and error messages to help diagnose the problem.