JAL-1982 defensive checks for null annotations array

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

diff --git a/src/jalview/io/JSONFile.java b/src/jalview/io/JSONFile.java
index 36980f8..3cda444 100644 (file)
--- a/src/jalview/io/JSONFile.java
+++ b/src/jalview/io/JSONFile.java
@@ -744,11 +744,14 @@ public class JSONFile extends AlignFile implements ComplexAlignFile
     fr = avpanel.cloneFeatureRenderer();
 
     // Add non auto calculated annotation to AlignFile
-    for (AlignmentAnnotation annot : annots)
+    if (annots != null)
     {
-      if (annot != null && !annot.autoCalculated)
+      for (AlignmentAnnotation annot : annots)
       {
-        annotations.add(annot);
+        if (annot != null && !annot.autoCalculated)
+        {
+          annotations.add(annot);
+        }
       }
     }
     globalColourScheme = ColourSchemeProperty.getColourName(viewport