2603127 - SAP Gateway (OData) backend dump CALL_FUNCTION_SEND_ERROR and error "Metadata cache on hub system for current model is outdated"

• For OData related communication several dumps received (in transaction ST22) on the back-end system for program /IWBEP/SAPLFGR_MGW_CLIENT_IF and function module /IWBEP/FM_MGW_HANDLE_REQUEST:

Category: Internal Kernel Error
Runtime Errors: CALL_FUNCTION_SEND_ERROR
Short text: " " (I/O error)

AND

• In the Gateway Backend Error Log (/n/IWBEP/ERROR_LOG) the following error message is logged multiple times:

Metadata cache on hub system for current model is outdated (/IWBEP/CM_MGW_RT003)

AND/OR

• Dialog work processes are occupied with program executions from the /IWBEP/ namespace.

SAP Gateway

CALL_FUNCTION_SEND_ERROR, /IWBEP/CM_MGW_RT003, /IWBEP/CM_MGW_RT/003, /IWBEP/CM_MGW_RT 003, Metadata cache on hub system for current model is outdated, metadata cache, NAMESPACE, SERVICE_NAME, SERVICE_TECH_NAME, SERVICE_VERSION, /IWBEP/ERROR_LOG, GET_LAST_MODIFIED, DEFINE, /IWBEP/CL_MGW_ABS_MODEL, /IWBEP/I_MGW_CTC, /IWBEP/FM_MGW_HANDLE_REQUEST , KBA , OPU-BSE-SDE , SAP Data Enablement , BC-ABA-LA , Syntax, Compiler, Runtime , OPU-GW-COR , Framework , Problem