Overview
Most SOAP use cases can and should be handled using native Appian features like Integration Objects. This plug-in specifically is suited for handling SOAP services with SOAP and Base64 attachments
Key Features & Functionality
The Advanced Call Web Service provides support for the following:
following error happens with version 1.5.1:
javax.xml.ws.WebServiceException: Provider com.sun.xml.internal.ws.spi.ProviderImpl not found
Caused by: java.lang.ClassNotFoundException: com.sun.xml.internal.ws.spi.ProviderImpl not found by advancedcallwebservice [59]
2024-08-12 12:56:30,216 [Appian Work Item - 87985 - WorkID 733 - execution02 - process 4502471 - model 4004 : UnattendedJavaActivityRequest] ERROR com.appiancorp.ps.plugin.wss.smartservice.AbstractCallSOAPWebService - Error invoking web service
found this possible related info:
https://stackoverflow.com/questions/49107375/getting-java-lang-classnotfoundexception-com-sun-xml-internal-ws-spi-providerim
¿can you check?