https://docs.loomesoftware.com/integrate-server/installation/install-web-interface/index.html Similar to the Loome Integrate Back End Engine, the Web Interface can only be installed up to a maximum of 4 times on the same server. Each installation (instance) must be named either one of the following: Production Staging Test Development Attempts to install the same instance multiple times are not allowed. Instances are just labels used to identify one installation instance from another. An instance is otherwise no different from another instance. Hugo en-US