Category: Fixes

Microphone not working, privacy setting off, “managed by your organization”

Windows don’t let to turn a microphone on because of “some settings are hidden or managed by your organization” . A PC is a  personal PC on home network. There are a few reasons for this:

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Connection timeout to sts.amazonaws.com: pecularity of AWS STS PrivateLink Integration Issue with Lambda & Boto3

STS timeout error

I have a Python-based Lambda function in VPC with an VPC endpoint creates for Amazon STS. However I could not connect to STS with timeout error:

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FreePBX Letsencrypt certificate expired

Recently Letsencrypt certificate expired on one of my FreePBX servers. It supposed to update itself automatically as it is set in cron file for “asterisk” user.

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TypeError: Argument 1 passed to Carbon\CarbonInterval::setLocalTranslator()

You may encounter the following error after updating through WHMCS v8.0:

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Laravel Relation “Attempt to read property on null”

It usually means that the related record is NULL or soft-deleted. There are multiple ways to gracefully handle such a situation, without showing the error to the user. A practical example would be a list of Posts with belongs To relation to Categories. Migration file for Posts:

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SQL Reporting Services. HTTP Error 503 The service is unavailable

After I installed new certificate using SQL RS Configuration Manager upon opening any report I see the following: In comparison to this case the root cause is the same: when binding a certificate Configuration Manager creates shitty URL bindings like

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Firewalld failed to start timeout

Try to start firewalld service via the following command

but get the following error after few seconds no response: firewalld.service: Start operation timed out. Terminating. firewalld.service: Failed with result ‘timeout’. systemd: Failed to start firewalld – dynamic firewall daemon.

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Fail2ban: already banned

I have Fail2Ban running on my Centos Server. In my /var/log/messages I noticed something really weird: I configured Fail2Ban to add the banned IP to iptables so they cannot reach my server anymore

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Cloudmin passthrough CPU information to VM

qemu-pass-cpu-info-to-vm

I have Rocket Chat in VM hosted in Cloudmin that relies on qemu. When I tried to update Rocket Chat to the latest version I got the following error: Your cpu does not support avx or avx2 instructions, which is required to run mongo 5.x, shipped with the next version of this snap.

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Centos: Get a newer version of e2fsck

I got an error about e2fsck version. In my case the issue happened in Centos7, when I try to expand the disk of my VM in Cloudmin.

You will hit an error with your e2fsck version. You will need to download the latest source binary of e2fsprogs from your OS distributor and install it. …

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