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Sorry to hear youâre facing problems 
help.nextcloud.com is for home/non-enterprise users. If youâre running a business, paid support can be accessed via portal.nextcloud.com where we can ensure your business keeps running smoothly.
In order to help you as quickly as possible, before clicking Create Topic please provide as much of the below as you can. Feel free to use a pastebin service for logs, otherwise either indent short log examples with four spaces:
example
Or for longer, use three backticks above and below the code snippet:
longer
example
here
Some or all of the below information will be requested if it isnât supplied; for fastest response please provide as much as you can 
Nextcloud version (eg, 12.0.2):
Operating system and version (eg, Ubuntu 17.04):
Apache or nginx version (eg, Apache 2.4.25):
PHP version (eg, 7.1):
The issue you are facing:
Unable to connect to nextpi through SSH. When it comes to log in, I get putty fatal error âDisconnected: no supported authentication methods available (server sent: public key)â
I have been trying to find help with this issue and nothing has worked so far. Please help.
Is this the first time youâve seen this error? (Y/N):
No
Steps to replicate it:
- SSH using putty
- at login enter any login name
- it does not work because I get the above error
The output of your Nextcloud log in Admin > Logging:
PASTE HERE "I would love to get that, but I can't."
The output of your config.php file in /path/to/nextcloud (make sure you remove any identifiable information!):
PASTE HERE
The output of your Apache/nginx/system log in /var/log/____:
PASTE HERE