Issue Error while upgrade plesk

[Aurelien]

When i try to upgrade plesk onyx Version 17.8.11 i got the following error message.

Trying to resolve hostname 'my.domain.tld' and validate its IP address...
Can not bind a socket to address my.domain.tld:715 - Cannot assign requested address
Please, check your network configuration

ERROR while trying to check the hostname
Check the error reason(see log file: /var/log/plesk/install/plesk_17.8.11_installation.log), fix and try again

***** problem report *****
ERROR while trying to check the hostname
Check the error reason(see log file: /var/log/plesk/install/plesk_17.8.11_installation.log), fix and try again
Error: An error occurred during performing of installation PREP actions (see log for details). Installation was rolled back.
Warning! Not all packages were installed.
Please check if your system services are operable.
Please resolve this issue and try to install the packages again.
If you cannot resolve the issue on your own, contact product technical support for assistance.

I check my hostname but can't go further.

 

[IgorG]

As a possible workaround you can add to file /etc/hosts line like

xxx.xxx.xxx.xxx my.domain.tld my

where xxx.xxx.xxx.xxx is your server IP address

 

[Aurelien]

i already do that

 

[MarkM]

Plesk upgrade or update fails: ERROR while trying to check the hostname

You may be missing the hostname in /etc/sysconfig/network

 

[Aurelien]

i forgot to say i'm on debian 9 and thre is no sysconfig folder

 

[sachac]

Plesk upgrade or update fails: ERROR while trying to check the hostname
You may be missing the hostname in /etc/sysconfig/network

Hi!

I get same error and if I try to follow the mentionned link : Plesk upgrade or update fails: ERROR while trying to check the hostname
I receive an error:
oops
You're not authorized to access this page

Can you provide me the right link ?

Thanks