Solution : https://service.sap.com/sap/support/notes/627053 (SAP Service marketplace login required)
Key words :
symptom plain http adapter error occurs, terms content type reason, plain http adapter, external http server, target code page, http server, code pages, integration server, xml payload, solution implement
Related Notes :
| 639106 | XI2.0 Support Package 03 - list of most important changes |