/dev/null: Permission denied

If you got this  error message ,do the Following things to fix it. It doesn’t requires any reboot and it wont effect to production.
 testmachine11:~ # ls -ld /dev/null
crw——- 1 root root 1, 3 Apr 22  2012 /dev/null
 It is a character file, The permissions should be  666 for this one. So , change the permission to 666. after that you wont see that message. 
testmachine11:~ # chmod 666 /dev/null
testmachine11:~ # ls -ld /dev/null
crw-rw-rw- 1 root root 1, 3 Apr 22  2012 /dev/null
You can delete it and recreate the /dev/null file. But first solution is little bit faster.  
To Remove it..
 #rm -f /dev/null
To create the special file for /dev/null 
#mknod /dev/null c 1 3
This creates the /dev/null special file that is a special character file with the major device number 1 and the minor device  number 3.

About Manish Jha

Hi All I am Manish Kumar Jha aka Alex Hunt. I am currently working in Iono,Inc as Cloud Solutions Architect. I have around 8 Years of IT experience and have exposure on VMware vSphere, vCloud Director, RHEL and modern data center technologies like Cisco UCS and Cisco Nexus 1000v and NSX. If you find any post informational to you please press like and share it across social media and leave your comments if you want to discuss further on any post. Disclaimer: All the information on this website is published in good faith and for general information purpose only. I don’t make any warranties about the completeness, reliability and accuracy of this information. Any action you take upon the information you find on this blog is strictly at your own risk. The Views and opinions published on this blog are my own and not the opinions of my employer or any of the vendors of the product discussed.
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