This patch addresses the following issue
Web Server applications built with the Indy library (for Windows) are unable to load a SSL certificate. The issue was reported on Quality Portal as RSP-27144

[RSP-27144]
Indy webserver is unable to load certificate

Create blank VCL application
Add TIdHTTPServer and set binding IP and port
Add TIdServerIOHandlerSSLOpenSSL and attach it to TIdHTTPServer
In FormCreate set the SSLOptions.RootCertFile to any path and file
Activate the Server
or
Start attached sample to reproduce

Opening a TIdHTTPServer with a TIdServerIOHandlerSSLOpenSSL attached and property RootCertFile set fails to load the certificate file (existent or not) with some sort of asian looking path error message