diff --git a/include/libtorrent/torrent_info.hpp b/include/libtorrent/torrent_info.hpp
index 85900c6a6..e9cd41256 100644
--- a/include/libtorrent/torrent_info.hpp
+++ b/include/libtorrent/torrent_info.hpp
@@ -165,7 +165,6 @@ namespace libtorrent
 	{
 	public:
 #ifndef BOOST_NO_EXCEPTIONS
-		torrent_info(sha1_hash const& info_hash);
 		torrent_info(lazy_entry const& torrent_file);
 		torrent_info(char const* buffer, int size);
 		torrent_info(fs::path const& filename);
diff --git a/src/magnet_uri.cpp b/src/magnet_uri.cpp
index e83ee07cb..717d4fa95 100644
--- a/src/magnet_uri.cpp
+++ b/src/magnet_uri.cpp
@@ -125,7 +125,7 @@ namespace libtorrent
 	{
 		error_code ec;
 		torrent_handle ret = add_magnet_uri(ses, uri, p, ec);
-		if (ec) throw libtorrent_exceptions(ec);
+		if (ec) throw libtorrent_exception(ec);
 		return ret;
 	}
 #endif