1 files changed, 4 insertions, 1 deletions
diff --git a/src/main/java/shcm/shsupercm/fabric/citresewn/pack/format/PropertiesGroupAdapter.java b/src/main/java/shcm/shsupercm/fabric/citresewn/pack/format/PropertiesGroupAdapter.java
index bfa4091..fb694ae 100644
--- a/src/main/java/shcm/shsupercm/fabric/citresewn/pack/format/PropertiesGroupAdapter.java
+++ b/src/main/java/shcm/shsupercm/fabric/citresewn/pack/format/PropertiesGroupAdapter.java
@@ -20,7 +20,7 @@ public class PropertiesGroupAdapter extends PropertyGroup {
     }
 
     @Override
-    public PropertyGroup load(String packName, Identifier identifier, InputStream is) throws IOException, InvalidIdentifierException {
+    public PropertyGroup load(String packName, Identifier identifier, InputStream is) throws IOException {
         try (BufferedReader reader = new BufferedReader(new InputStreamReader(is, StandardCharsets.UTF_8))) {
             String line;
             int linePos = 0, multilineSkip = 0;
@@ -93,6 +93,9 @@ public class PropertiesGroupAdapter extends PropertyGroup {
                     builder.append(c);
                 }
 
+                if (key == null)
+                    throw new IOException("Missing separator in line " + linePos);
+
                 int pos = linePos - multilineSkip;
                 multilineSkip = 0;
                 this.put(pos, packName, identifier, key, keyMetadata, "=", builder.toString());