<soap:Envelope xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/"><soap:Body><soap:Fault><faultcode>soap:Server</faultcode><faultstring>Fault occurred while processing.</faultstring></soap:Fault></soap:Body></soap:Envelope>
If I specify at least one parameter, everything works as expected:
This is good to know. However, in HPOO I have little control on how InvokeMethod2 constructs dynamic parameters portion in SOAP request. This breaks integration with HPOO which was working fine with previous WFA release.