Stop old versions of DCP-o-matic loading new state files. Fix missing content type setup in dcpomatic_create.

1 files changed, 3 insertions, 0 deletions

diff --git a/src/lib/film.cc b/src/lib/film.cc
index 00beb870f..1b724b27e 100644
--- a/src/lib/film.cc
+++ b/src/lib/film.cc
@@ -397,6 +397,9 @@ Film::read_metadata ()
 	f.read_file (file ("metadata.xml"));
 
 	_state_version = f.number_child<int> ("Version");
+	if (_state_version > current_state_version) {
+		throw StringError (_("This film was created with a newer version of DCP-o-matic, and it cannot be loaded into this version.  Sorry!"));
+	}
 	
 	_name = f.string_child ("Name");
 	_use_dci_name = f.bool_child ("UseDCIName");