handle nested arrays also inside the "blocks" format

1 files changed, 3 insertions, 1 deletions

diff --git a/document/src/main/java/com/yahoo/document/json/readers/TensorReader.java b/document/src/main/java/com/yahoo/document/json/readers/TensorReader.java
index 227a87ebefb..f33529256a7 100644
--- a/document/src/main/java/com/yahoo/document/json/readers/TensorReader.java
+++ b/document/src/main/java/com/yahoo/document/json/readers/TensorReader.java
@@ -229,8 +229,10 @@ public class TensorReader {
         } else {
             expectArrayStart(buffer.current());
             int initNesting = buffer.nesting();
-            for (buffer.next(); buffer.nesting() >= initNesting; buffer.next())
+            for (buffer.next(); buffer.nesting() >= initNesting; buffer.next()) {
+                if (buffer.current() == JsonToken.START_ARRAY || buffer.current() == JsonToken.END_ARRAY) continue; // nested arrays: Skip
                 values[index++] = readDouble(buffer);
+            }
             expectCompositeEnd(buffer.current());
         }
         if (index != size)