Feb 07 2022
You have just installed MariaDB and as usual want to perform initial configuration by running mysql_secure_installation script but the error is:
mariadb_secure_installation: command not found
For MariaDB set ups you should use the following: Continue reading
Jan 22 2022
When I try to send a letter from Roundcube I get the following error:
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Authentication failure: SMTP server does not support authentication (Code: )) |
This can happen if Postfix doesn’t allow authentication from a localhost where Roundcube resides or if authentication scheme is wrong. Continue reading
Jan 22 2022
I’m working with a Postfix/Dovecot/Roundcube setup, aiming for a virtual user mail system that can send mail through the internet.
Everything seems to work well; Dovecote shows no problems, I can telnet into all of my ports; however, whenever I try to send mail through Roundcube I get the error:
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SMTP Error (220): Authentication failed. |
Jan 08 2022
This annoying error was discovered when I tried to modify subscription settings for one of the reports that I have on SQL Reporting Server 2016.
When you look inside of your Report Server Error Logs, you see the following error:
ERROR: System.Net.WebException: The underlying connection was closed: Could not establish trust relationship for the SSL/TLS secure channel. —> System.Security.Authentication.AuthenticationException: The remote certificate is invalid according to the validation procedure. Continue reading
Nov 25 2021
ViciBox 10 released September 1st, 2021 and you are welcome to try it out, though I encountered troubles generating Letsencrypt certificate as there was no Certbot installed and Certbot configuration files were missing: there was no Certbot files in Vicibox 10.
It looks like OpenSuse has broken package at the moment.
Install Certbot in OpenSuse again:
Nov 25 2021
If your Azure App Service is behind Azure Application Gateway you will need to implement Strict Transport Security and Secure Headers in your Azure Application Gateway instead of App Service’s web.config or .htaccess
Azure Application Gateway has an ability to add, remove or modify inbound and outbound headers. This can be done in “Rewrites” section of your Application Gateway’s blade. Continue reading
Nov 24 2021
If you want to follow best security practices and implement Strict Transport Security and Secure Headers in your Azure App Service you will need to add Security Headers in web.config or .htaccess files in your web application’s root folder.
Before you start remember that App Services run on a PaaS. This means that not everything can be touched or changed. We will be addressing the Azure App Service on Windows, thus, server by IIS webserver. Continue reading
Nov 06 2021
Here are the description of MS-Diagnostic Errors you may see in Skype for Business logs when troubleshooting.
The following table details what string is displayed in the SIP protocol client, depending upon what ms-diagnostic error is received for a given mode.
Note that the following placeholder is used in these messages:
§ [user name] is used in place of an actual user name.
§ [client name] is used in place of the name of the SIP protocol client Continue reading
Nov 02 2021
Under some circumstances you may encounter an error while getting a certificate from Letsencrypt with Type: unauthorized and Detail: Invalid response from
Most often it happens when website’s root is different from webserver’s root. Good example are Laravel based applications where website’s root is often in /public subfolder. In such case ACME challenges will be redirected to /public resulting in the error:
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... Type: unauthorized Detail: Invalid response from https://domain.com/.well-known/acme-challenge/MI7iKrhmsVdVgc9EKIoRnK2FQt3L98wWULVGb7_5U6Y [1.2.3.4]: "<!doctype html>\n<html lang=\"en\" class=\"be-light-mode\">\n <head>\n <base href=\"/\">\n\n <title class=\"dst" ... |
Oct 15 2021
When going on some link you can get “No input file specified” error in your browser.
To resolve this error, check that in the file .htaccess there was no line:
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RewriteRule ^(.*)$ /index.php/$1 [L,QSA] |
