fix reading chunked dataset where btree address has not been allocate…

…d yet (empty)
usnistgov · Jan 27, 2023 · f228420 · f228420
1 parent e26caee
commit f228420
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/esm/dataobjects.js b/esm/dataobjects.js
@@ -722,6 +722,9 @@ export class DataObjects {
   _get_chunked_data(offset) {
     //""" Return data which is chunked. """
     this._get_chunk_params();
+    if (this._chunk_address == UNDEFINED_ADDRESS) {
+      return [];
+    }
     var chunk_btree = new BTreeV1RawDataChunks(
       this.fh, this._chunk_address, this._chunk_dims);
     let data = chunk_btree.construct_data_from_chunks(