Skip to main content

Windows 7 Sleep Problem [Solution]

Problem: Windows 7 (x64) won't go to sleep / hibernate.


Method 1 - Disallow Device to wake-up computer

If you want to see which devices are enabled for waking up your computer.
  1. Run Command by typing "cmd" in Start Menu.
  2. enter powercfg -devicequery wake_armed

If there is devices listed that are able to wake Windows up. You might want to consider turning the option off.
  1. In Start Menu, type "Device Manager".
  2. for the device in the list just now, right click and select Properties.
  3. Go to the tab "Power Management"
  4. Uncheck "Allow this device to wake up"
  5. Done.
Then, try to sleep your computer again.

Method 2- Generating energy report.

If the problem still exist. Try this method instead.
  1. In Start Menu, type "cmd".
  2. Then press "CRTL + SHIFT + ENTER" to run as Administrator.
  3. Issue this command, "powercfg -energy".
  4. Wait for 1 minute.
  5. Open the report generated in the specified folder. You should see something like the following.
Windows 7 Power Efficiency Report
  1. For my case, I got this error.
System Availability Requests:System Required Request
The device or driver has made a request to prevent the system from automatically entering sleep.
Requesting Driver InstanceHDAUDIO\FUNC_01&VEN_10EC&DEV_0269&SUBSYS_10CF0200&REV_1000\4&3a2954a9&0&0001
Requesting Driver DeviceRealtek High Definition Audio
  1. So, I uninstalled the driver, and let Windows choose a driver for it.
  2. Then restart.
  3. Done!
Note that the first time of sleep might take a while. So, be patient.

Tips: You might wan't to consider hybrid sleep. Read more about it at :)

Hope this helps those of you out there who are facing Windows insomniac problem too. :)



Popular posts from this blog

Recent activity on my Gmail just revealed that there's this app "Authorized Application (" from IP address assessing my Gmail.

The IP address is from a Amazon server (IP Lookup).

And blacklist check ( shows that the IP is clean too.

Clicking on the "Manage Account Access" didn't give any information on the application "".

After Googling, it appears that the app is Mailbox (source:!topic/gmail/9LVW_etXyTE)

To make things easy, Google should show the applications with their ID.

Backup MySQL to Azure Storage in 30 Seconds

Step 1. Disable password prompt for "mysqldump command"mysqldump: Got error: 1045: Access denied for user 'root'@'localhost' (using password: NO) when trying to connect 1. Run "vi ~/.my.cnf"
2. Add the following lines

[mysqldump]user=mysqluser password=secret
3. For Bitnami, you'll need to append the following line in "/opt/bitnami/mysql/my.cnf"

!include ~/.my.cnf
4. Try running to see if the command works.
mysqldump --all-databases > /home/bitnami/backups/db-backup.sql

Step 2(a). Install Azure-CLI Prerequisites: Installing npm.sudo apt-get update sudo apt-get install nodejs sudo apt-get install npm Note: If you facing issue while installing nodejs/npm on Ubuntu 12.04, you can refer to his article for alternative way to install, or this

Install Azure CLI.npm install azure-cl…

Generate GoDaddy SSL Certificate (.crt) for Azure Websites (.pfx)

Step 1: Getting GoDaddy SSL cert.
Let's say you have a domain name of You'll first need to generate the the .csr file for GoDaddy with the following command:

openssl req -new -newkey rsa:2048 -nodes -keyout -out

This gives you 2 files: - This is the private key - This is the Certificate Signing Request

Copy the content of file to the SSL signing authority (GoDaddy).

Once approved, GoDaddy give you back a .zip file with the following 2 files:

18f1c77f369c0b59.crt - This is your cert
gd_bundle-g2-g1.crt - This is the GoDaddy Certificate Chain

Step 2: Convert a CERT/PEM certificate to a PFX certificate
openssl pkcs12 -export -out -inkey -in 18f1c77f369c0b59.crt

Step 3: Certificate to Upload to Azure.

Step 4: Assign SSL Bindings.

Step 5: Done!