SAP Knowledge Base Article - Preview

3742749 - HTTP 421 misdirected request error in SOAP Adapter via Proxy

Symptom

Using SAP PI/PO, SOAP Adapter Communication Channel via proxy is failing with XIAdapter/HTTP/ADAPTER.HTTP_EXCEPTION - HTTP 421 Misdirected Request.


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Environment

  • SAP NetWeaver
  • SAP Process Integration

Product

SAP NetWeaver all versions ; SAP Process Integration all versions

Keywords

http 421, misdirected request, SOAP receiver adapter, proxy, sni mismatch, host header mismatch, tls sni, ssl handshake, via proxy, virtual host, XIAdapter, ADAPTER.HTTP_EXCEPTION, SOAP 1.1, pi/po, netweaver 7.50 , KBA , BC-XI-CON-SOP , SOAP Adapter , Problem

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