How To Fix IUUC_TAB144 - RFC call to destination '&1' failed

SAP Error Message - Details

• Message type: E = Error

• Message class: IUUC_TAB - IUUC: Messages for table analysis

• Message number: 144

• Message text: RFC call to destination '&1' failed

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 IUUC_TAB144 - RFC call to destination '&1' failed ?

  The SAP error message IUUC_TAB144 indicates that there was a failure in an RFC (Remote Function Call) to a specified destination. This error typically occurs in the context of SAP Landscape Transformation (SLT) or when using SAP Data Services, and it can be related to various issues such as connectivity problems, configuration errors, or authorization issues.
  Causes:
  
  Network Issues: There may be network connectivity problems between the source and target systems.
  Destination Configuration: The RFC destination specified in the error message may not be correctly configured in the SAP system.
  Authorization Issues: The user credentials used for the RFC call may not have the necessary authorizations to perform the requested operation.
  Service Unavailability: The target system or service may be down or not reachable.
  Incorrect Parameters: The parameters being passed in the RFC call may be incorrect or not matching the expected format.
  
  Solutions:
  
  
  Check Network Connectivity:
  
  Ensure that the source and target systems can communicate over the network. You can use tools like ping or telnet to test connectivity.
  
  
  
  Verify RFC Destination:
  
  Go to transaction SM59 in the SAP GUI and check the configuration of the RFC destination mentioned in the error message. Ensure that it is correctly set up and that the connection test is successful.
  
  
  
  Check User Authorizations:
  
  Verify that the user credentials used for the RFC call have the necessary authorizations. You can check this in transaction SU01 for the user profile.
  
  
  
  Check Target System Status:
  
  Ensure that the target system is up and running. You can check the system status in transaction SM51 or by logging into the target system directly.
  
  
  
  Review Logs:
  
  Check the SLT logs or application logs for more detailed error messages that can provide additional context about the failure. You can use transaction SLG1 to view application logs.
  
  
  
  Parameter Validation:
  
  Review the parameters being passed in the RFC call to ensure they are correct and in the expected format.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SM59: RFC Destinations
  SU01: User Maintenance
  SLG1: Application Log
  SM21: System Log
  ST22: Dump Analysis
  
  
  
  Documentation: Refer to SAP Help Portal or SAP Notes related to SLT and RFC issues for more detailed troubleshooting steps.
  
  
  If the issue persists after checking the above points, consider reaching out to your SAP Basis team or SAP support for further assistance.