# voxl-dfs-server running but no disparity shows in voxl-portal

Source: https://forum.modalai.com/topic/2384/voxl-dfs-server-running-but-no-disparity-shows-in-voxl-portal
Category: General Questions (https://forum.modalai.com/category/2/general-questions)
Posted: 2023-07-07 15:07:03 UTC by cch
Replies: 0 · Views: 365

## cch · 2023-07-07 15:07:03 UTC

Hi,

I'm new for voxl 2, hope someone can help me. 

Followed the doc, I have done stereo calibration and voxl-dfs-config settings, but when I try to see the disparity, voxl-portal show nothing.

show my etc/modalai/voxl-dfs-server.conf:
![config1.png](https://forum.modalai.com/assets/uploads/files/1688742269054-config1.png) 

I check the voxl-inspect-services:
![dfs-running.png](https://forum.modalai.com/assets/uploads/files/1688742279534-dfs-running.png) 

But voxl-portal shows nothing:
![voxl-portal.png](https://forum.modalai.com/assets/uploads/files/1688742287994-voxl-portal.png) 

Run voxl-dfs-server:
![dfs-server.png](https://forum.modalai.com/assets/uploads/files/1688742295633-dfs-server.png) 

falseI have also tried to set 'dfs_pair_0 to false' and dfs_pair_1 to false' in etc/modalai/voxl-dfs-server.conf separately. But got the same result.