How To Fix SY482 - Function not currently possible - no free session

SAP Error Message - Details

• Message type: E = Error

• Message class: SY - ABAP/4 system messages

• Message number: 482

• Message text: Function not currently possible - no free session

What causes this issue?

For this function (saving an internal table as an Excel worksheet), you
must create a new internal session. However, because you are currently
already using the maximum number of internal sessions, this function
cannot be executed.

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?

Close a session (that is, a SAP window) and then call the function
again.

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 SY482 - Function not currently possible - no free session ?

  The SAP error message SY482, which states "Function not currently possible - no free session," typically occurs when a user tries to execute a transaction or function in SAP but there are no available sessions for that user. Each user in SAP has a limited number of sessions they can open simultaneously, and if all of those sessions are in use, the system will not allow any new sessions to be created.
  Causes:
  
  Session Limit Reached: Each user has a maximum number of sessions they can open (often set to 6 by default). If all sessions are occupied, this error will occur.
  Long-Running Transactions: If a user has multiple long-running transactions open, they may reach the session limit without realizing it.
  Background Jobs: Sometimes, background jobs or processes may consume sessions, leading to this error.
  System Configuration: The system may be configured to limit the number of sessions per user or per system.
  
  Solutions:
  
  Close Unused Sessions: The simplest solution is to close any unnecessary sessions. You can do this by logging out of transactions or using the /n command to navigate back to the SAP Easy Access screen and closing sessions you no longer need.
  Check Active Sessions: Use transaction code SM04 to view active sessions for your user. This will help you identify which sessions are currently open and can be closed.
  Increase Session Limit: If you frequently need more sessions, you can request an increase in the session limit from your SAP administrator. This is done by changing the user profile settings in transaction SU01.
  Log Off: If you are unable to close sessions, logging off and logging back in can free up all sessions.
  Monitor Background Jobs: Check if there are any background jobs that are consuming sessions and manage them accordingly.
  
  Related Information:
  
  User Profile Settings: The maximum number of sessions can be configured in user profiles. This is done in transaction SU01 under the "Parameters" tab.
  SAP Notes: Check SAP Notes for any specific patches or updates related to session management or this error message.
  System Performance: If this error occurs frequently, it may indicate a need to review system performance and user session management practices.
  
  By following these steps, you should be able to resolve the SY482 error and manage your SAP sessions more effectively.