Auto-renew Letsencrypt certificates in Azure Automation Account with managed identity

Recently my Job for renewing Letsencrypt certificates in KeyVault has stopped working. Upon closer look I found that my Run As account certificate expired:


I navigated to certificate’s properties to renew it as described in Microsoft documentation and thouhgt I have 1 minute work to fix that but no! There is no option to renew it anymore!

Renew-Run-as-certificate-no-option Continue reading

CentOS7 dockerError while creating filesystem xfs on device docker exit status 1

When you try to start docker it exits with exit status 1.

In /var/log/messages you can find the following: Continue reading

OnlyOffice Docker pull argument exception: repository=onlyoffice/documentserver, tag=

Upon installing OnlyOffice with Docker by the provided script it ends up with the following error:

Docker pull argument exception: repository=onlyoffice/documentserver, tag=

It’s not clear what causes this error but the reason is obvious: Continue reading

Virtualmin: cannot verify’s certificate

webmin-logoOn a number of installations after the let’s Encrypt update in September 2021 you won’t be able to continue. Your may get this error.

ERROR: cannot verify‘s certificate, issued by ‘/C=US/O=Let\’s Encrypt/CN=R3’: Issued certificate has expiredTo connect to insecurely, use `–no-check-certificate‘. chmod: cannot access ‘’: No such file or directory ./ line 297: ./ No such file or directory Continue reading

Couldn’t add sdp streams for stream

Asterisk PBXYou try to establsish a call but it got disconnected and there is following message in Asterisk console from PJSIP Couldn’t add sdp streams for stream:

Two most common cases can cause this: Continue reading

An error occurred within the report server database. This may be due to a connection failure, timeout or low disk condition within the database

I had this issue due to having the Reporting Services databases in an Availability Group. When we failed over (for the first time) there were a bunch of permissions not correctly set, specifically the RSExecRole was not there. The reports worked, but not the subscriptions and we couldn’t edit any of the report settings. Upon saving the subscription you see the error on the screenshot above.
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MariaDB error InnoDB: Upgrade after a crash is not supported

Here is a crash I experienced while upgrading MariaDB from 10.4 to 10.5

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mysql_secure_installation: command not found

mysql-logo-imageYou 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

Roundcube: SMTP server does not support authentication

When I try to send a letter from Roundcube I get the following error:

This can happen if Postfix doesn’t allow authentication from a localhost where Roundcube resides or if authentication scheme is wrong. Continue reading

Roundcube STARTTLS error SSL alert number 45

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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