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No connection to PLC

8/25/2025 1:26 PM	Rate (0)
John.J Member Joined: 4/4/2018 Last visit: 9/5/2025 Posts: 22 Rating: (0)	Hello i have wincc runtime installed on a PanelPC, it's connected to a 1515-2PN CPU with the firmware 2.9 I get this error message in the alarm viewer on the panel pc: "connection to the hmi device open aborted due to invalid state of s7 plus connection error code = 0" I can't find anything about error code 0 anywhere. Help would be much appriciated Br
	Last edited by: John.J at: 08/25/2025 13:54:11 Wrong
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8/26/2025 5:59 AM	Rate (0)
John.J Member Joined: 4/4/2018 Last visit: 9/5/2025 Posts: 22 Rating: (0)	I can ping both devices from my computer, and i can ping the PLC from the PanelPC. Also i run tia V18 update 3

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9/3/2025 9:48 AM	Rate (0)
Murof Platinum Expert Joined: 8/3/2009 Last visit: 9/5/2025 Posts: 16349 Rating: (1931)	Hello John.J Check out this FAQ: https://support.industry.siemens.com/cs/de/en/view/109800515 perhaps it helps. Check also Date/Time in PLC and HMI this has to fit Bye Murof
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