For those who did not have any luck with the deleting of the dll(ssleay32.dll) described in this blog, there’s another possibility to enable the VMware Converter plugin without crashing your VirtualCenter client:
Go to the following registry key:
[HKEY_CURRENT_USER\Software\VMware\VMware Infrastructure Client\Preferences\UI]
And set the following key to “Enabled”
“C:\\Program Files\\VMware\\Infrastructure\\Virtual Infrastructure Client\\Plugins\\Converter Enterprise\\plugin.dll”

Today I encountered a weird phenomenon which I did not encounter yet. I installed the VMware Converter Plugin for VirtualCenter client, so far so good. Only thing left to do was to tick the checkbox to enable the plugin. But as soon as I ticked it the VirtualCenter client crashed without any warning. I rebooted [...]