KB-13180: SQL query returning values every 10 minutes.
Question: How can I have an SQL query return values every ten minutes, even when the Historic keeps recording these values every second? Example: 4h 30min – tag1 = 1…
Category: Elipse E3
KB-29341: Using tag’s timestamp for viewing and recording alarms.
Question: How can I use the timestamp of a tag read via DNP driver for viewing and recording alarms? Solution: To do so, use InTime timestamp, which can be selected…
KB-29045: E3Alarm’s Operator field remains blank when the alarm is active.
Question: Why does Operator field in E3Alarm remain blank when an alarm is active, even if there is a user logged to the system? Solution: Only when the alarm is…
INFO-0002722: E3 Server hangs when OPC driver initializes.
OVERVIEW When executing a domain as a service connecting to an OPC server that runs on the same machine (also as a service), E3 Server hangs on initialization.WORKAROUND To avoid…
BUG-0008903: E3 Admin’s icon still in execution if the domain is stopped when in maintenance.
OVERVIEW E3 Admin’s icon is displayed as if the domain were running when all projects are put in maintenance and the domain is stopped by the Studio. HOW CAN I…
BUG-0009694: E3 Server not connecting when returning from hibernation in Windows XP SP3.
OVERVIEW E3Server closes when Windows returns from Hibernate or Standby statuses. HOW CAN I REPRODUCE THIS PROBLEM? Let the system hibernate for over 5 minutes When you reactivate the system,…
BUG-0009280: Switchover from active to standby server takes longer than expected.
OVERVIEW When the HOT server’s network cable is unplugged, the time of switchover between hot-standby servers is always higher than 20 seconds, regardless of how long this time has been…
BUG-0009236: Both servers activated when a server leaves maintenance.
OVERVIEW In HotStandby systems, whenever a machine previously in Standby leaves maintenance, it starts executing the application, while also keeping it running in the previously active server. HOW CAN I…
BUG-0009287: Domain can be opened, but not edited in Studio.
OVERVIEW Studio appears to have no domain loaded when a domain file with the old format is opened. DETAILS Sometimes, an older domain (from versions previous to E3 version 3.0)…
KB-20216: Setting up limits of X axis automatically according to E3TimeStamp values.
Question: In an E3Chart that is plotting historic data, how can I set up automatically the limits of the X axis according to E3TimeStamp‘s first and last value? Solution: To…