Question: What are the minimum hardware requirements for installing E3 v6.8? Solution: E3 Server and E3 Studio To execute E3 Server or E3’s programming environment, users must have a computer…
Question: How can I set up the property linking an XControl to an XObject, via scripts? Solution: This must be done with an attribution, via a string containing the path…
Question: How can I create an XObject with a Historic whose table name and server name properties are configurable when instanced? Solution: To do so, create an XObject with two…
Question: How can I set up a different number of retries to confirm username and password? Solution: To do so, access the E3Studio, go to the Viewer properties on E3Viewer…
Question: Can I retrieve any usernames and passwords created in the application? Can I work around this protection? Solution: No, it is not possible to retrieve anyone’s username or password…
Question: My application has several different domains running at the same time, all of them accessing the same database (using a separate data server). All users and permissions are the…
Question: How can I save an XObject’s properties at runtime? Solution: You can either do this via Formula object, or via Save() method from the Data Server where this XObject’s…
Question: Can I run a *.bat file via E3? Solution: Yes. To do so, you can use a Run Application pick (as seen below). This pick is on Scripts tab,…
Question: How can I record the events executed by the operator in the database? Solution: To do so, there are two possibilities: Access the Domain options via E3Admin and enable…
Question: Which port must be released in the firewall exceptions when accessing an OPC Server on the Internet? Solution: That would be port 135.