Preconditions:

1. The user is authorized with following permission:

   • Inventory: All permissions

2. Instance with 1 holdings and at least 10 items exists on environment

   All items have the following fields populated:

   • Barcode

   • Status

   • Copy number

   • Enumeration

   • Chronology

   • Volume

   • Year, caption

3. User is on "Inventory" app with the details of the Instance.

Steps to Reproduce:

1. Expand "Holdings" accordion.

2. Click on the header of the "Barcode" column.

Expected Results: The data in the "Barcode ↓" column after the first click should be sorted in descending order (9-0; Z-a).

Actual Results: The sorting for Items on Instance details page is not worked for any column.