1943700 - XI IDoc Adapter unable to convert the sender service to an ALE logical system

You use XI ABAP Receiver IDoc Adapter to send XI messages to Receiver ALE System.
Message failures can be seen in transaction SXMB_MONI in Process Integration (PI) system in the Call Adapter step:

 <?xml version="1.0" encoding="UTF-8" standalone="yes" ?>
- <!    Call Adapter    >
- <SAP:Error xmlns:SAP="http://sap.com/xi/XI/Message/30"xmlns:SOAP="http://schemas.xmlsoap.org/soap/envelope/"SOAP:mustUnderstand="1">
  <SAP:Category>XIAdapter</SAP:Category>
  <SAP:Code area="IDOC_ADAPTER">ATTRIBUTE_INV_SND_SERV</SAP:Code>
  <SAP:P1><sender communication component></SAP:P1>
  <SAP:P2 />
  <SAP:P3 />
  <SAP:P4 />
  <SAP:AdditionalText />
  <SAP:Stack>Unable to convert the sender service <sender communication component> to an ALE logical system</SAP:Stack>
  <SAP:Retry>M</SAP:Retry>
  </SAP:Error>

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

Process Integration 7.x

XI, PI, Receiver, ALE, ABAP, IDoc Adapter, Call Adapter, XIAdapter, IDOC_ADAPTER, ATTRIBUTE_INV_SND_SERV, Unable, convert, sender service, logical system, SLD, name, Adapter Specific Identifiers , KBA , BC-XI-CON-ABA-IDO , IDOC Adapter , BC-XI-CON , Connectivity , BC-XI-IS , Integration Server , Problem