KB88276
Published: August 22, 2019
Revision: 2.0

Gadget data takes a long time to show on screen


Applies To:

groov View

Versions Affected:

4.1a through 4.1c

Resolved In Version:

4.1d


Symptoms:

Some gadgets on the screen take a long time to show their data, while other gadgets from the same device show their data without problems. The affected gadgets show yellow triangles after 10 seconds and display the following message:

A value has not been received yet. groov is trying to connect to the controller or server.
If you check on the Device Health page for the deivce, you might see
  • a Degraded status,
  • the number of dropped requests in the last minute might be unusually high, and
  • the response time for Average or 75th Percentile will likely be higher than the configured scan interval.

Workaround:

Increase the amount of time between scans.

  1. In Build mode, click Configure > Device and Tags.
  2. Select your device, then click Edit Device.
  3. In the Scan Interval field, increase the amount of time and then click Update Device. Click Close to close the Configure Devices window.
  4. Click File > Save All Changes and Switch to groov View. The gadgets may update less frequently; however, you might see a decrease or elimination of the errors.

Resolution:

Opto 22 has resolved this issue.

Questions?

Contact: Opto 22 Product Support.
Phone: 800-835-6786 or 951-695-3080
Email: support@opto22.com


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