JAL-1896 fixed NPE for RNA Helice without equivalent annotation

[jalview.git] / src / jalview / io / JSONFile.java

diff --git a/src/jalview/io/JSONFile.java b/src/jalview/io/JSONFile.java
index 8725556..3ac4aa7 100644 (file)
--- a/src/jalview/io/JSONFile.java
+++ b/src/jalview/io/JSONFile.java
@@ -209,6 +209,13 @@ public class JSONFile extends AlignFile implements ComplexAlignFile
         jsonAlignmentPojo
                 .setAlignAnnotation(annotationToJsonPojo(annotations));
       }
+      else
+      {
+        if (globalColourScheme.equalsIgnoreCase("RNA Helices"))
+        {
+          jsonAlignmentPojo.setGlobalColorScheme("None");
+        }
+      }
 
       if (exportSettings.isExportFeatures())
       {