2656227 - Error: com.sap.gateway.core.ip.component.odata.exception.OsciException: Bad Request : 400 : HTTP/1.1

1. OData channel is used to send messages. The message processing for the integration flow has "Failed" with an error: com.sap.gateway.core.ip.component.odata.exception.OsciException: Bad Request : 400 : HTTP/1.1
2. In ljs trace, following details can be found.

2018 05 29 10:11:00#+00#ERROR#com.sap.gateway.core.ip.component.odata.processor.OsciOdataRequestProcessor##anonymous#DefaultQuartzScheduler-<<<<iflow name>>>_Worker-1#na#avshcie#tenant name#web##na#na#na#na#Bad Request : 400 : HTTP/1.1 <?xml version="1.0" encoding="utf-8"?><error xmlns="http://schemas.microsoft.com/ado/2007/08/dataservices/metadata"><code>XXX</code><message xml:lang="en">

The request URI is not valid. The segment 'XXX' refers to an entity set and not to a single entity

</message><innererror xmlns="http://schemas.microsoft.com/ado/2007/08/dataservices/metadata"><transactionid>XXXX</transactionid><timestamp>20180529101100.5066840</timestamp><Error_Resolution><SAP_Transaction>For backend administrators: run transaction /IWFND/ERROR_LOG on SAP Gateway hub system and search for entries with the timestamp above for more details</SAP_Transaction><SAP_Note>See SAP Note 1797736 for error analysis (https://service.sap.com/sap/support/notes/1797736)</SAP_Note></Error_Resolution></innererror></error>

In ljs trace, find the request URI like GET http://host:port/sap/opu/odata/sap/.../<segment_name>/$metadata HTTP/1.1

Image/data in this KBA is from SAP internal systems, sample data, or demo systems. Any resemblance to real data is purely coincidental.

SAP Cloud Integration

com.sap.gateway.core.ip.component.odata.exception.OsciException, Bad Request, 400 HTTP/1.1, Request URI, The request URI is not valid, PROCESSING DETAILS, Address, 400, HCI, CPI, Cloud Integration, com.sap.gateway.core.ip.component.odata.exception.OsciException , KBA , LOD-HCI-PI-CON-OD , OData Adapters , LOD-HCI-PI-OPS , Cloud Operations , Problem