# Bit stream loading error PYNQ 2.7

**URL:** <https://discuss.pynq.io/t/bit-stream-loading-error-pynq-2-7/7088>\
**Category:** Community corner\
**Created:** [May 31, 2024, 9:41am UTC](https://discuss.pynq.io/t/bit-stream-loading-error-pynq-2-7/7088 "2024-05-31T09:41:01Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![madhusankar](https://avatars.discourse-cdn.com/v4/letter/m/e495f1/32.png) [@madhusankar](https://discuss.pynq.io/u/madhusankar)\
**Post date:** [May 31, 2024, 9:41am UTC](https://discuss.pynq.io/t/bit-stream-loading-error-pynq-2-7/7088/1 "2024-05-31T09:41:01Z")

</div>

I am working PYNQ with zcu104 board and am trying load the bitstream through Overlay by using jupyter notbook but am getting the following error

 ![Screenshot from 2024-05-31 15-08-29](https://us1.discourse-cdn.com/flex019/uploads/pynq1/original/2X/a/a80e66ea927d21c1650c757c6ca5e2d98aabf460.png)

PYNQ version 2.7  
VIVADO 2022.2  
Petalinux 2022.2  
Ubuntu 22.2  
Does anyone know why this is happening ?