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You are here: Home / Archives for Troubleshooting Errors

How to troubleshoot RPC: Port mapper failure – Timed out error

Published: November 14, 2017 | Modified: June 25, 2020

Learn how to troubleshoot RPC: Port mapper failure – Timed out error on NFS client. This will help you to resolve NFS mounting being timed out issue.

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Access denied error in NFS for root account

Published: November 8, 2017 | Modified: June 25, 2020

Learn how to resolve access denied issue in NFS mount point. Understand how root access is limited in NFS and no_root_squash to be used.

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check_mk error Cannot fetch deployment URL via curl error

Published: October 17, 2017 | Modified: June 25, 2020

Article explaining ‘ERROR Cannot fetch deployment URL via curl: Couldn’t resolve host. The given remote host was not resolved.’ and how to resolve it.

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mount.nfs: requested NFS version or transport protocol is not supported

Published: October 16, 2017 | Modified: June 25, 2020

Troubleshooting error ‘mount.nfs: requested NFS version or transport protocol is not supported’ and how to resolve it. 

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device eth0 does not seem to be present, delaying initialization error on Linux VM

Published: October 5, 2017 | Modified: June 25, 2020

Step by step procedure to resolve “device eth0 does not seem to be present, delaying initialization.” error on Linux VM.

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How to unmount NFS when the server is offline

Published: August 2, 2017 | Modified: June 24, 2020

Learn how to unmount NFS when the server is gone. Dead NFS mounts can be un-mounted using forceful and lazy umount command.

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How to resolve aclocal: not found error in Ubuntu

Published: July 13, 2017 | Modified: June 19, 2020

Troubleshooting steps to clear out aclocal: not found error in Ubuntu. Install mentioned package dependencies and your will be all set.

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11 log files you should see on your Linux system

Published: June 19, 2017 | Modified: June 24, 2020

Listing of important Linux log files and their formats. These logs play a vital role in troubleshooting and every sysadmin should be aware of them.

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pvcreate error: Device /dev/xyz not found (or ignored by filtering).

Published: March 28, 2017 | Modified: June 19, 2020

Solution for pvcreate error: Device /dev/xyz not found (or ignored by filtering). Troubleshooting steps and resolution for this error.

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How to resolve the fatal error: curses.h: No such file or directory

Published: March 16, 2017 | Modified: June 19, 2020

Learn how to get rid of the fatal error: curses.h: No such file or directory during utility or third-party package installations in Linux.

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