# Why can’t I see any data in WriteBackExtreme?

**Description:**\
Users report that no data is showing in WriteBackExtreme when opening the extension.

**Root Cause:**\
WriteBackExtreme relies on Tableau’s ***summary data*** being available. If the Tableau permissions don’t allow summary data to be downloaded, the extension cannot access the data.

**Resolution:**\
Ensure that the Tableau administrator grants the affected user (or group) permission to **Download Summary Data** on the workbook or view. Without this, WBE cannot display the data.

Example Tableau permission setting:

<figure><img src="https://content.gitbook.com/content/0gkOLIfzuEyMP2kvoT9o/blobs/ViZ1UO839z3yXGYGm36e/image.png" alt=""><figcaption></figcaption></figure>