ISSUE
When using Call Web Service RemoveUserFromSite, the web service might not perform as expected and the following error might occur:<soap:Fault xmlns:soap="http://schema.microsoft.com/sharepoint/soap/envelope/"><faultcode>soap:Server</faultcode><faultstring>Exception of type 'Microsoft.SharePoint.SoapServer.SoapServerException' was thrown.</faultstring><detail><errorstring xmlns="http://schema.microsoft.com/sharepoint/soap/">Cannot complete this action.
Please try again.</errorstring><errorcode xmlns="http://schema.microsoft.com/sharepoint/soap/">0x80004005</errorcode></detail></soap:Fault>