When trying to mount can XFS filestsen on an AWS instance, I got the error “mount: wrong fs type, bad option, bad superblock on /dev/sdh” Examine the volume’s UUID with the xfs_db command: shell> sudo xfs_db -c uuid /dev/nvme2n1 To fix the problem, you have two options… Temporary Solution Add nouuid mount option to temporarily […]
When trying to access the serial console on AWS, I got the following error: Cannot open access to console, the root account is locked Since I had edited /etc/fstab, the host would not boot. The only way to fix this problem is to unmount the root volume from the affected instance, mount it on another […]
I have been using RSA SSH keys forever to login to my various AWS EC2 instances. With macOS Ventura 13.3.1 ssh failed with the “Permission Denied” error. Using ssh -vvv, I saw that the RSA key was now being rejected. After much research, I decided to implement new keys on the client (Ventura) side using […]
If you get the following error in WordPress when using the WPDataTables plugin, follow these steps to fix it: “You are trying to load a table of an unknown type. Probably you did not activate the addon which is required to use this table type.” SOLUTION SUMMARY: You must update the plugin files manually, deactivate […]
Try a newer browser before anything else! I was using an older version of Safari on Mac and got this:
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Ifyou're seeing thisGrafana has failed toload its application files
1.Thiscould be caused by your reverse proxy settings.
2.Ifyou host grafana under subpath make sure your grafana.ini root_url setting includes subpath.Ifnotusingareverse proxy make sure toset serve_from_sub_path totrue.
3.Ifyou havealocal dev build make sure you build frontend using:yarn start,yarn start:hot,oryarn build
4.Sometimes restarting grafana-server can help
5.Check ifyou are usinganon-supported browser.Formore information,refer tothe list of supported browsers.
I switched to the latest version of FireFox and was fine.
Problem While running the aws cli command from a Perl async command inside apid, I go the following error:
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IOError:[Errno10]No childprocesses
Solution The issue turned out to be a bug in Python2.7, so I upgraded to Python3.4, then uninstalled and re-installed the aws cli software so that it used the proper Python34 version. Procedure
erics, November 9th, 2023 
Categories: How-To's, Technology env, environment, Error, howto, perl, Perl_xs_handshake, PERL5LIB, symbol lookup error, tips, undefined symbol, unset, Webmin
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