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    • Wonderware OPCENUM error 0x80040153

      Note: the information below also exists as a PDF with screenshot images. Background If you install TopView OPC/SCADA on a Wonderware machine after installing the Wonderware OPC Server software, you may not be able to query to local OPC Servers ...
    • Use Gmail for TopView email notification

      The following information provides details on using Gmail with TopView for both outgoing email (Notification) and incoming email (Alarm Acknowledge and information requests). Google offers free Gmail accounts. They include the use of Gmail's outgoing ...
    • How to apply or update a license in TopView

      Updating your license If you upgrade your TopView license (increase tag count or add Remote Viewers) or purchase TopView, you will be sent a new license file. If you'd like to request an upgraded license, please use our license update request form. ...
    • Prefer inline styles for notification emails

      Email clients are infamous for their varying support of CSS. What you see depends on the email client used to view TopView alarm notification messages. If CSS and styling does not appear to work as desired, you may need to rework how you style ...
    • Web server open error: "HTTP could not register URL"

      The TopView Application log may show the following error message: Web server open error: HTTP could not register URL http://+:7170/. Your process does not have access rights to this namespace. Background The TopView Mobile Web App communicates to ...