# Zoom SDK not supporting 64X bit

**URL:** <https://devforum.zoom.us/t/zoom-sdk-not-supporting-64x-bit/52649>\
**Category:** Windows\
**Created:** [June 17, 2021, 12:20pm UTC](https://devforum.zoom.us/t/zoom-sdk-not-supporting-64x-bit/52649 "2021-06-17T12:20:43Z")\
**Posts on this page:** 3\
**Page:** 1

<div class="post-metadata">

**Author:** ![gaurav](https://avatars.discourse-cdn.com/v4/letter/g/b487fb/32.png) [@gaurav](https://devforum.zoom.us/u/gaurav)\
**Post date:** [June 17, 2021, 12:20pm UTC](https://devforum.zoom.us/t/zoom-sdk-not-supporting-64x-bit/52649/1 "2021-06-17T12:20:43Z")

</div>

**Description**.

By using demo of zoom sdk project using sdk in my project compiling at 64x at that time showing error System.BadImageFormatException: ‘Could not load file or assembly ‘zoom\_sdk\_dotnet\_wrap, Version1.0.7575.37543, Cultureneutral, PublicKeyTokennull’.  
An attempt was made to load a program with an incorrect format.’  
is it possible to run at 64bit .

**Which Windows Client SDK version?**  
may be not confirm Version1.0.7575.37543

**To Reproduce(If applicable)**  
Steps to reproduce the behavior:

1. initialize sdk
2. click on zoom meeting
3. at run time these happens
4. See error

**Device (please complete the following information):**

- Device: fujitsu lifebook A series
- OS: [Windows 10]

**Additional context**  
If you have any documentation regarding implementation and initialization of SDK in project it would be help full .

Thank You.

screenshot

 ![error](https://us1.discourse-cdn.com/flex016/uploads/zoomdeveloper/original/3X/9/5/959bdd07bb2b728e6e9b46724eb720aee0368a8f.png)

---

<div class="post-metadata">

**Author:** ![Michael\_Condon](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/michael_condon/32/13543_2.png) [@Michael\_Condon](https://devforum.zoom.us/u/Michael_Condon)\
**Post date:** [June 17, 2021, 8:15pm UTC](https://devforum.zoom.us/t/zoom-sdk-not-supporting-64x-bit/52649/2 "2021-06-17T20:15:02Z")

</div>

Hey @gaurav,

Thanks for using the dev forum!

The SDK must be run in Release mode and on x86 or Win32.

Thanks!  
Michael

---

<div class="post-metadata">

**Author:** ![system](https://us1.discourse-cdn.com/flex016/uploads/zoomdeveloper/original/3X/6/1/614bdd549b610bbaa46ff934617683a02bdaa03c.png) [@system](https://devforum.zoom.us/u/system)\
**Post date:** [July 18, 2021, 6:15am UTC](https://devforum.zoom.us/t/zoom-sdk-not-supporting-64x-bit/52649/3 "2021-07-18T06:15:59Z")

</div>

Closed on July 18, 2021, 6:15am UTC

This topic was automatically closed 30 days after the last reply. New replies are no longer allowed.