JAL-2849 fix

diff --git a/src/jalview/io/FormatAdapter.java b/src/jalview/io/FormatAdapter.java
index 3027ab1..7647a16 100755 (executable)
--- a/src/jalview/io/FormatAdapter.java
+++ b/src/jalview/io/FormatAdapter.java
@@ -161,7 +161,8 @@ public class FormatAdapter extends AppletFormatAdapter
 
   public boolean getCacheSuffixDefault(FileFormatI format)
   {
-    return Cache.getDefault(format.getName() + "_JVSUFFIX", true);
+    return Cache.getDefault(format.getName().toUpperCase() + "_JVSUFFIX",
+            true);
   }
 
   public String formatSequences(FileFormatI format, AlignmentI alignment,