Message type: E = Error
Message class:  LSO_COLLABORATION - Integration SAP Learning Solution => Collaboration Room 
Message number: 320
Message text: Error when setting up RFC connection
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.
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.
The SAP error message LSO_COLLABORATION320 typically occurs when there is an issue with setting up a Remote Function Call (RFC) connection in the context of SAP Learning Solution (LSO) or other related modules. This error can arise due to various reasons, including configuration issues, network problems, or authorization issues. Causes of LSO_COLLABORATION320 Error Incorrect RFC Destination Configuration: The RFC destination may not be configured correctly in the SAP system. This includes incorrect parameters such as the target system, user credentials, or connection type. Network Issues: There may be network connectivity problems between the SAP systems involved. This could be due to firewall settings, network outages, or incorrect IP addresses. Authorization Issues: The user credentials used for the RFC connection may not have the necessary authorizations to perform the required actions. System Configuration: The target system may not be properly configured to accept RFC connections, or it may not be running. SAP Notes: There may be specific
 Get instant SAP help. Sign up for our Free Essentials Plan.
Get instant SAP help. Sign up for our Free Essentials Plan. 
LSO_COLLABORATION319 Different instances &2 and &3 are registered to destinations &1
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
LSO_COLLABORATION318 Type of RFC destination &1 must be "logical" or "TCP/IP"
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
LSO_COLLABORATION321 Destination uses server program &1
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
LSO_COLLABORATION322 Destination uses Gateway &1/&2
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
Click on this link to search all SAP messages.