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Siemens Industry Online Support
Siemens AG
Entry type: FAQ Entry ID: 2907787, Entry date: 03/15/2019
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Why are your tags not displayed although a connection has been established?

  • Entry
  • Associated product(s)
Your connection to the controller is established, but the tag values are not displayed. They have Quality Code 4C (initialization value).

Cause
One possible cause is that the DCF file of the project is inconsistent.

Solution
Delete the DCF file of the project.
How to delete the DCF file is described in Entry ID 109763043


Security information
In order to protect technical infrastructures, systems, machines and networks against cyber threats, it is necessary to implement – and continuously maintain – a holistic, state-of-the-art IT security concept. Siemens’ products and solutions constitute one element of such a concept. For more information about cyber security, please visit
https://www.siemens.com/cybersecurity#Ouraspiration.