I was getting this error when trying to deploy or compile a bpel project
[Error ORABPEL-10902]: compilation failed
[Description]: in "bpel.xml", XML parsing failed because "undefined part element.
In WSDL at
Please make sure the spelling of the element QName is correct and the WSDL import is complete.
[Potential fix]: n/a.
The problem was that the within my wsdl file the schema definition included an import statement and the schemaLocation attribute was not pointing to correct path
Once this was changed to correct url, the error went away.