Limitations
The following list outlines limitations when displaying data from Siebel Open UI in external applications:
Siebel CRM supports only one portlet in a valid Siebel session. Consuming more than one portlet that is targeted to same Siebel session is not supported.
Opening Siebel Open UI in multiple browser tabs that share the same Siebel session ID is not supported.
Portal communications as described in Configuring Communications with Siebel Portlets When Hosted Inside iFrame, is not supported in any version of Microsoft Internet Explorer. Siebel Open UI uses HTML 5 specified Cross Document Messaging, that is not fully supported in the latest version of Internet Explorer.