After updating the Kernel from SAP KERNEL 7.20 and patch level lower than 120 the following dumps appears with DELTA_NO_RFC_HANDLE, "1 is no valid RFC-Connection" (example screenshot below)
SAP_BASIS 720 and above
SAP NetWeaver 7.2 ; SAP NetWeaver 7.3 ; SAP NetWeaver 7.4 ; SAP NetWeaver 7.5 ; SAP enhancement package 1 for SAP NetWeaver 7.3
RFC_REMOTE_PIPE, 'SERVER_EXEC, DELTA MANAGER, NO_SUCH_FILE_OR_DIRECTORY , KBA , BC-MID-RFC , RFC , Problem
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