Explore information related to perl


AWS ElastiCache error - Fix it Now ?


This article covers methods to fix ElastiCache error. Basically, the sort of error messages are returned by Amazon ElastiCache. You may receive other error messages that are returned by ElastiCache, other AWS services, or by Redis.

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WordPress error Class wp_theme not found - Fix it now


This article covers method to resolve 'WordPress: Class wp_theme not found' error for our customers.


To perform a manual WordPress upgrade:

1. Get the latest WordPress zip (or tar.gz) file.

2. Unpack the zip file that you downloaded.

3. Deactivate plugins.

4. Delete the old wp-includes and wp-admin directories on your web host (through your FTP or shell access).

5. Using FTP or your shell access, upload the new wp-includes and wp-admin directories to your web host, overwriting old files.

6. Upload the individual files from the new wp-content folder to your existing wp-content folder, overwriting existing files. Do NOT delete your existing wp-content folder. Do NOT delete any files or folders in your existing wp-content directory (except for the one being overwritten by new files).

7. Upload all new loose files from the root directory of the new version to your existing WordPress root directory.

However, if you did not perform step 7, you would see this error message when trying to complete your upgrade:

Class WP_Theme not found in theme.php on line 106


Hence, to avoid this issue, or to fix this issue, make sure you perform step 7 and continue on the remaining steps for the manual WordPress updating process.

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Common Image Issues in WordPress


This article will help you #fix some of the most common #image issues in #WordPress. 

If your Media Library is loading but not showing images, there are two primary causes: an incompatible plugin, and improper file permissions. 

Testing #plugins follows the same advice as above, and if they're not the cause, file permissions may be.

To fix image size in WordPress:

1. Navigate to your WordPress admin dashboard.

2. Go to Settings - Media.

3. In Media Settings, edit the width and height dimensions to suit your values.

4. Click Save Changes to confirm.

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SPF record cPanel


This article will guide you on how to enable SPF record in #cPanel to reduce the chances of spoofing and thus saves the confidential information from being corrupted.

An #SPF (Sender Policy Framework) record is a type of TXT record in your #DNS zone file.

SPF allows email senders to define which #IP addresses are allowed to send mail for a particular domain.

To enable SPF record in cPanel:

1. Go to Add a record (or edit your #record if you already have one).

2. Name: enter the name of your #domain or subdomain used in your sender e-mail address.

3. TTL: enter 14400.

4. Type: select #TXT.

5. TXT Data: Enter your SPF record (e.g. v=spf1 a mx ~all)

6. Save your modifications.

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Cant locate LWP UserAgent pm in @INC


This article will guide you on how to get rid of error "Can't locate LWP/UserAgent.pm in @INC" which occurs in the process of installing #applications like CSF in the DirectAdmin server or any other #Linux #distros. 

libwww-perl (also known as LWP) is a collection of #Perl #modules that provide a simple and consistent programming interface (API) to the World-Wide Web.

In order to install and use this #package you will need Perl version

5.8.1 or better:

Some modules within this package depend on other packages that are distributed separately from Perl.  We recommend that you have the following #packages installed before you install

libwww-perl:

i. Digest-MD5

ii. Encode-Locale

iii. HTML-Form

iv. HTML-Parser

v. HTML-Tagset

vi. HTTP-Cookies

vii. HTTP-Date

viii. HTTP-Message

ix. HTTP-Negotiate

x. libnet

xi. LWP-MediaTypes

xii. MIME-Base64

xiii. Net-HTTP

xiv. URI

xv. WWW-RobotRules


If you want to access sites using the https protocol, then you need to

install the LWP::Protocol::https module from CPAN.

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Monitoring VMware with Nagios XI


This article will guide you on the steps to Monitor VMware with #Nagios.
To Monitor the VMware host
i. Enter the Address, Username and Password of your #ESX / #ESXi host.
ii. Select Monitor the #VMware #Host.
iii. Click Next to go to Step 2.
iv. On step 2 you will configure all of the options for #monitoring.

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