Update src/main/java/org/opensearch/knn/index/codec/transfer/OffHeapV…

…ectorTransferFactory.java

Co-authored-by: Navneet Verma <[email protected]>
Signed-off-by: Tejas Shah <[email protected]>

src/main/java/org/opensearch/knn/index/codec/transfer/OffHeapVectorTransferFactory.java

@@ -20,7 +20,7 @@ public static <T> OffHeapVectorTransfer<T> getVectorTransfer(final VectorDataTyp
             case BYTE:
                 return (OffHeapVectorTransfer<T>) new OffHeapByteVectorTransfer(transferLimit);
             default:
-                throw new IllegalArgumentException("Unsupported vector data type: " + vectorDataType);
+                throw new IllegalArgumentException("No Valid VectorTransfer implementation found for vector dataType : " + vectorDataType);
         }
     }
 }