Symptoms
You develop a web-based solution by using Microsoft Office Communications Server 2007 R2 Group Chat SDK APIs. When you try to create a GroupChatEndpoint object, you receive the following error message:
exePath must be specified when not running inside a stand alone exe
Cause
This issue occurs because the Office Communications Server 2007 R2 Group Chat SDK API runtime tries to read the log settings from the app.config file instead of the web.config file.
Resolution
To resolve this issue, install the following cumulative update, and then follow the documentation to pass the web.config file path to the GroupChatEndpoint object constructor:
2603299 Update package for Office Communications Server 2007 R2 Group Chat SDK: September 2011