When you click on a user an error is thrown:

404 - Not Found

Not Found

Internal error information:
vibe.http.common.HTTPStatusException@../../../opt/vibe/source/vibe/http/server.d(1373): Not Found
----------------
./vibenews(void vibe.http.server.handleHTTPConnection(vibe.core.net.TCPConnection, vibe.http.server.HTTPServerListener)+0x1a2) [0x672b6a]
./vibenews(void vibe.http.server.listenHTTPPlain(vibe.http.server.HTTPServerSettings, void delegate(vibe.http.server.HTTPServerRequest, vibe.http.server.HTTPServerResponse)).void doListen(vibe.http.server.HTTPServerSettings, vibe.http.server.HTTPServerListener, immutable(char)[]).void __lambda91(vibe.core.net.TCPConnection)+0x2c) [0x66ee0c]
./vibenews(extern (C) nothrow void vibe.core.drivers.libevent2_tcp.onConnect(int, short, void*).void ClientTask.execute()+0x2d6) [0x68c6a6]
./vibenews(void vibe.core.core.CoreTask.run()+0xf2) [0x699092]
./vibenews(void core.thread.Fiber.run()+0x2a) [0x862586]
./vibenews(fiber_entryPoint+0x61) [0x862491]
[(nil)]