How can we help you today?

Why do I get the error "PLC reservation failed" when trying to upgrade the firmware of my PLC using the EcoStruxure Automation Device Maintenance tool?

Issue:
"PLC reservation failed" error message when upgrade the firmware of my PLC using the EcoStruxure Automation Device Maintenance tool


Product Line:
EcoStruxure Automation Device Maintenance


Resolution:
The error is generated when there is an existing programming connection to the PLC and you try to connect to the PLC using the EcoStruxure Automation Device Maintenance tool. to clear the error, disconnect from the PLC with Control Expert/Unity Pro
image2

Schneider Electric UK

Explore more
Range:
Users group

Discuss this topic with experts

Visit our community and get advice from experts and peers on this topic and more
Explore more
Range:

Need help?

Need help?

Product Selector

Product Selector

Quickly and easily find the right products and accessories for your applications.

Get a Quote

Get a Quote

Start your sales inquiry online and an expert will connect with you.

Where to buy?

Where to buy?

Easily find the nearest Schneider Electric distributor in your location.

Help Centre

Help Centre

Find support resources for all your needs, in one place.

  • Products Documentation
  • Software Downloads
  • Product Selector
  • Product Substitution and Replacement
  • Help and contact centre
  • Where to buy
  • Get a Quote
  • Find our Offices
  • Schneider Electric Community
  • Careers
  • Company Profile
  • Report a misconduct
  • Accessibility
  • Newsroom
  • Investors
  • EcoStruxure
  • Job Search
  • Blog
  • Privacy Policy
  • Cookie Notice
  • Terms of use
  • Change your cookie settings