The Message „HTML 5 Web Engine Connecting to server“ appears with connection problem

The Message „HTML 5 Web Engine Connecting to server“ appears with connection problem

Description

The Web Engine shows problems and the message "HTML 5 Web Engine Connecting to server" during the connection to the server with the zenon Service Engine Connector. This connection error occurs only sometimes.

Cause: 
A deadlock occurs in the Web Engine between value distribution and client connection when using the zenon Service Engine Connector. 

Solution:
This connection error has been fixed. The deadlock no longer occurs.

To benefit from this fix:
  • Update your zenon Software Platform to the latest build of zenon 10 or higher.


Item ID: 255841
Version: 11.00 Build: 112904
Version: 10.00 Build: 112170
    • Related Articles

    • zenon Changesets Excel

      Here, you can access a comprehensive list of changes across all maintained versions of the zenon Software Platform as Excel Worksheets. This includes both implemented bug-fixes and new features. Additionally, these lists are available in CSV format ...
    • zenon Changesets CSV

      Here, you can access a comprehensive list of changes across all maintained versions of the zenon Software Platform as Excel Worksheets. This includes both implemented bug-fixes and new features. Additionally, these lists are available in as Excel ...
    • Checklist: HTML Web Engine

      Time estimate: 20 minutes Please go through all the points in the following checklist. If necessary, confirm with IT Department any information you cannot verify before contacting your local COPA-DATA Representative. Screenshot and followed ...
    • Checklist: OPCDA Server

      Time estimate: 20 minutes Please go through all the points in the following checklist. If necessary, confirm with IT Department any information you cannot verify before contacting your local COPA-DATA Representative. Do NOT use DCOM in combination ...
    • Checklist: Client/Standby cannot establish a reliable connection with Service Engine Server

      Time estimate: 45 minutes Please go through all the points in the following checklist. If necessary, confirm with IT Department any information you cannot verify before contacting your local COPA-DATA Representative. Checklist usage: #. [Quick hints] ...