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sudo putty fails with:

Invalid MIT-MAGIC-COOKIE-1 keyUnable to init server: Could not connect: Connection refused
(putty:2153): Gtk-WARNING **: cannot open display: :0

putty fails with

Segmentation fault (core dumped)

I uninstalled and purged putty.
After reinstalling the errors remain.

Zanna
  • 72,312
Don C.
  • 11

1 Answers1

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PuTTy requires the Xorg options to be selected when logging in. Answer was detailed in:

How do you switch from Wayland back to Xorg in Ubuntu 17.10?

Thanks

Don C.
  • 11