3507932 - An exception occurred during the execution of the function '/SDF/GET_SSR_FESR' in the Simple Diagnostics Agent log

Many dumps occur in the ABAP systems that are managed by the SAP Focused Run System after configuring the Real User Monitoring

Category               ABAP programming error       
Runtime Errors         CALL_FUNCTION_SEND_ERROR              
ABAP Program           /SDF/SAPLSMD_E2E_7X          
Application Component  SV-SMG-SDD 

Short Text   
    " " (I/O error)

User and Transaction 
|    Client................. NNN
|    User.................. SDAGENT_<SID>    
|    Program.............. /SDF/SAPLSMD_E2E_7X 

|Server-Side Connection Information  
|    Call program...........SAPJCoNN
|    Function module..... /SDF/GET_SSR_FESR 

The affected systems' simple diagnotics agent log shows the following errors:

ERROR [rum Worker XXX.SSR_XXXXX_XXXXXX] com.sap.solman.agent.cfwk.collect.AbstractCollector RumSsrCollector [XXXXXXX]: com.sap.solman.agent.cfwk.CfwkManagedSystemException: com.sap.solman.agent.conn.jco.RfcExecutionException: An exception occurred during the execution of the function '/SDF/GET_SSR_FESR'.
com.sap.solman.agent.cfwk.CfwkManagedSystemException: com.sap.solman.agent.conn.jco.RfcExecutionException: An exception occurred during the execution of the function '/SDF/GET_SSR_FESR'.
...
Caused by: com.sap.conn.rfc.exceptions.RfcGetException:  (I/O error) 

• SAP Focused Run
• SAP NetWeaver Application Server for ABAP

Conversion failure, CALL_FUNCTION_RECEIVE_ERROR, CALL_FUNCTION_SEND_ERROR, XRFC, (I/O error) , KBA , SV-FRN-APP-RUM , FRUN: Real User Monitoring (RUM) , BC-MID-RFC , RFC , Problem