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Note 49730 - Error message: Screen output without connection to user

Solution
https://service.sap.com/sap/support/notes/49730 (SAP Service marketplace login required)

Key words

CALL_FUNCTION_REMOTE_ERROR (as an ABAP/4 runtime error) with the long text: CPIC server sends screen, ... (termination).
DYNPRO_SEND_IN_BACKGROUND (as ABAP/4 runtime error on the RFC server) with the text: Screen output without connection to user.
00213, Maximum number of sessions reached, 14411,
Screen output without connection to user
CALL_FUNCTION_OPEN_ERROR

   ,screen output,function module,target system,runtime error,maximum number,without connection,communication between,calling program,kernels patch,patch level,external program,output without,sessions reached,error message

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