Apache 2.4.9 fails after enabling ssl module and setting up ssl certificate

Question

Apache throws the following errors after attempting to set up ssl certificates:

[ssl:emerg] [pid 30907] AH02572: Failed to configure at least one certificate and         


        

Answer 1

In hope to help new visitors.

I had the same error lines in log file.

My mistake was to include

SSLEngine on

outside a VirtualHost block, in a .conf file, along with common values for SSLProtocol, SSLCipherSuite, SSLHonorCipherOrder...