How To Fix CRM_ICM_OOS019 - OOS: RFC error; '&'

SAP Error Message - Details

• Message type: E = Error

• Message class: CRM_ICM_OOS - ICM: Message Class - Operation Organizational Structure

• Message number: 019

• Message text: OOS: RFC error; '&'

What causes this issue?

Error occurred during the RFC call to the DFPS (<ZK>Defense Forces
& Public Security</>) system.

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?

Contact your system administrator and provide the message text
displayed.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CRM_ICM_OOS019 - OOS: RFC error; '&' ?

  The SAP error message CRM_ICM_OOS019, which indicates "OOS: RFC error; '&'", typically arises in the context of Remote Function Call (RFC) communication issues within the SAP system, particularly in the CRM (Customer Relationship Management) environment. This error can occur due to various reasons, and understanding the cause is essential for troubleshooting.
  Causes:
  
  
  Network Issues: Problems with the network connection between the SAP systems can lead to RFC errors. This could be due to firewalls, network outages, or misconfigured network settings.
  
  
  RFC Destination Configuration: The RFC destination may not be correctly configured. This includes incorrect parameters such as the target system's IP address, port, or user credentials.
  
  
  System Availability: The target system may be down or not available for communication. This could be due to maintenance, system crashes, or other operational issues.
  
  
  Authorization Issues: The user credentials used for the RFC connection may not have the necessary authorizations to perform the requested operation.
  
  
  SAP Notes: There may be known issues or bugs related to the specific version of SAP you are using, which can be resolved by applying relevant SAP Notes.
  
  
  Solutions:
  
  
  Check Network Connectivity: Ensure that there is proper network connectivity between the systems involved. You can use tools like ping or traceroute to diagnose network issues.
  
  
  Verify RFC Destination: Go to transaction SM59 in the SAP GUI and check the configuration of the RFC destination. Ensure that all parameters are correctly set, including the connection type, target host, and logon credentials.
  
  
  Check System Status: Verify that the target system is up and running. You can do this by logging into the target system or checking its status through system monitoring tools.
  
  
  Review Authorizations: Ensure that the user credentials used for the RFC connection have the necessary authorizations. You can check this in transaction SU01 for user details and roles.
  
  
  Consult SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error. Applying the recommended patches or updates can resolve underlying issues.
  
  
  Check Logs: Review the system logs (transaction SM21) and the application logs (transaction SLG1) for any additional error messages or warnings that could provide more context about the issue.
  
  
  Restart Services: If the issue persists, consider restarting the relevant SAP services or the entire system, as this can sometimes resolve transient issues.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM59 (RFC Destinations), SM21 (System Log), SLG1 (Application Log), and SU01 (User Maintenance).
  SAP Support: If the issue cannot be resolved internally, consider reaching out to SAP Support for assistance, providing them with detailed information about the error and the steps you have already taken.
  
  By following these steps, you should be able to diagnose and resolve the CRM_ICM_OOS019 RFC error in your SAP environment.