Symptom
In SAP Cloud Integration (CPI), the integration flow fails during an outbound HTTP call with the following error:
- io.netty.channel.StacklessClosedChannelException
Additional errors may be observed in connected components:
Cloud Connector logs:
- HTTP/1.0 413 Payload Too Large
- TooLongHttpLineException: An HTTP line is larger than 8192 bytes
It is often observed that smaller payloads are processed successfully and larger payloads fail consistently.
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Environment
- SAP Integration Suite
- Cloud Integration
Product
Keywords
CPI, SAP Cloud Integration, StacklessClosedChannelException, HTTP 413, Payload Too Large, Cloud Connector, ABAP, ICM, icm/HTTP/max_request_size_KB, HTTP adapter, TooLongHttpLineException, backend limitation, payload size, connection closed, broken pipe , KBA , LOD-HCI-PI-CON-HTP , HTTP Adapter , BC-MID-SCC , SAP Cloud Connector On-Demand/On-Premise Connectivity , BC-CST-IC , Internet Communication Manager , Problem
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