Automatically start OpenCA service via Systemd in CentOS 7
OpenCA service can be started using the SysVinit script located inside openca/etc/init.d folder. However, the script has to be started...
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Can’t call method get on an undefined value at export-import.lib [OpenCA]
Before we talk about the error and its solution, here’s my OpenCA setup – It’s an offline Certificate Authority. i.e.,... -
Signature verification failed on SPKAC public key – Fix OpenCA error
After installing OpenCA and setting up Certificate Authority (CA), I encountered an error – “Signature verification failed on SPKAC public... -
OpenCA Error Cannot load certificate from the database
Once the OpenCA is installed and the CA Certificate is issued, clicking serial number of the CA Certificate throws below... -
How to enable debug option in OpenCA software
Installing and configuring OpenCA is not that easy – lots of configuration files, templates, XML files, messy directory structures and... -
OpenCA error – Too Short Symmetric Keylength [Solution]
In continuation to our articles on OpenCA, today I got an error “Aborting connection – you are using a too... -
Fix OpenCA start error Can’t locate version.pm
Well, I got an error “install_driver(Pg) failed: Can’t locate version.pm” while starting OpenCA 1.5.1 daemon on CentOS. This tutorial will... -
Fix fatal error openssl err.h – No such file or directory [OpenCA]
I have been installing OpenCA version 1.5.1 on CentOS 7 machine. According to the documentation, I need to install OpenCA... -
OpenCA Error addMessage failed for log slot XML. Cannot create directory [Solved]
Do you see the below error while accessing OpenCA pub page? Error 64510030 - General Error OpenCA Error addMessage failed for... -
Createuser could not connect to database postgres [Fix]
Here’s a question from one of our regular reader Sam. He says that PostgreSQL does not allow to create user... -
The PERL DB_File module requires db4-devel [Fix]
Another OpenCA error – The PERL DB_File module requires db4-devel while installing OpenCA package on CentOS machine. The error is similar... -
The PERL XML-Parser module requires the expat-devel [Fix]
How difficult is that to install OpenCA? I know the documentation is poor and the package is dependent on plenty... -
Error Cannot build module while building external Perl modules
Do you get an error “Cannot build module” while compiling OpenCA base 1.5.1? If yes, then this tutorial will explain... -
fatal error openssl/evp.h: No such file or directory : [Solved]
Did you ran into an error “fatal error openssl/evp.h” while installing openca-base-1.5.1 package? I did ran through few errors –... -
Can’t locate Module/Load/Conditional.pm [Solution]
Did you get an error “Can’t locate Module/Load/Conditional.pm” while installing/Upgrading OpenSSL to the latest version? Here’s the complete error message... -
How to upgrade OpenSSL v1.0.1e to v1.0.2 on CentOS/RHEL
OpenSSL is an open source toolkit that provides tons of functionalities for Secure Socket Layer (SSL) and Transport Layer Security (TLS)... -
Configure error: no acceptable C compiler found in $PATH
Do you get an error “no acceptable C compiler found” while compiling OpenCA from source? If yes, here’s a fix... -
Perl error: PERL XML-Parser module requires expat-devel
I recently fixed an error “addMessage failed for log slot XML” while accessing OpenCA pub page. However that was an older... -
[Solved]: Perl Error – Undefined subroutine &Scalar::Util::blessed
I have been using OpenCA for managing a certificate authority and only to be shocked when it broke last night. All of a...