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Explorer
July 3, 2026
Question

Error downloading the following files: crdb.zip (Problem during download)

  • July 3, 2026
  • 11 replies
  • 1837 views

I'm using  Stm32CubeMx 6.18.0 on whole clean new Windows system. When I try to open New Project from Board It is downloading some file initially and when search for HTTP server it fails with error I typed at Title. I follow other releated topics suggestions to change directory and proxy server but its still fails. What should I do

Currently New Project from a Board UI opened, but still when I select a board or click tabs there, it is giving following error: `Error during Data Refresh - Download has failed, some data may be not updated. Please retry later` 
 

11 replies

Ghofrane GSOURI
ST Technical Moderator
July 3, 2026

Hello ​@ahmed.bingol.topic 

Please close CubeMX completely, then remove cache directories.

C:\Users\<your_user>\.stm32cubemx

C:\Users\<your_user>\.mcufinder

 then restart it once as Administrator.

If possible, also test from another network such as a mobile hotspot, because if it works there the problem is very likely caused by your current network security or proxy configuration. If it still fails, share with me the CubeMX log files.

THX

Ghofrane

 

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Explorer
July 4, 2026

Hi!

I don't recommend that anyone mess with their own computer and mess with files.
The error is on the server side. This error occurred simultaneously on two separate computers on two separate networks, so I haven't messed with either one for a week and now it still throws this error.
It would be better if you checked the server availability settings instead of your stupid advice! If the problem is proxy, it's on the server. In order not to have to look at the server for ten minutes, hundreds of people are destroying their own computer systems?

 

xgn
Associate III
July 3, 2026

Hi,

Would also like to add of the issues after having CubeMX 6.17 version updated to 6.18. Just as ​@ahmed.bingol.topic mentioned download errors, there is also a problem when all projects totally brick and cannot be opened - CubeMX stucks or very slowly proceeds with loading IOC and rendering UI and after some time just nothing happens (project won’t open). Got back to 6.17 for now.

Explorer
July 6, 2026

Like you, I upgraded from 6.17 to 6.18. Fussed around with the problem for at least a day, trying everything I could see in other threads, none of which worked. Removed and re-installed 6.18 and it worked one time to install and example project before the error happened. Removed 6.18 and re-installed 6.17 but get the same error. It is totally broken for me. Nothing resolves it because the file cannot be downloaded from the ST server.

xgn
Associate III
July 4, 2026

 

Hi ​@Ghofrane GSOURI  

 

Tried again with 6.18, deleted cache folders, restarted the application but result is the same. Please find STM32CubeMX.log attached.

Explorer
July 4, 2026

Hi!

I don't recommend anyone to mess with their own computer and mess with files.
The error is on the server side. This error occurred simultaneously on two separate computers on two separate networks, so I haven't messed with either one for a week and now it's throwing this error.

Visitor
July 5, 2026

Hello,

I'm experiencing the same problem on Linux (Ubuntu 24) with CubeMX 6.18.0. Unfortunately, the logs don't contain any useful information.

I've already tried all the common solutions I could find online, including changing proxy settings, using a different ISP, and disabling the firewall, but nothing has helped.

Is there a place where this file can be downloaded manually?

Thanks!

Visitor II
July 6, 2026

So we must waiting for then to solve their own problem. I believe that it is not up to us. 

Explorer
July 6, 2026

Dear colleague!

Unfortunately, looking at what happened, I see that the essence of the problem has not yet reached the GSOURI colleague who is looking at the support.
It's simple. Either the crdb.zip file is not in place or the network permissions are set incorrectly on the server.
supposedly this is the location of the file on the server.
https://sw-center.st.com/stm32cube/cube/crdb.zip
until it throws an error, it is not available and there is nothing to fiddle with on our own machine.

Visitor II
July 6, 2026

Isn’t that enough to caught his attention? That is beyond our responsability to solve it. We must just wait for the resolution from the ST side.

Explorer
July 6, 2026

This is an absolute enormous and critical bug. All of our development has stopped due to this. We cannot do anything, and this has been the situation for 3 days now. It MUST be fixed by ST IMMEDIATELY! Or you will have many irate customers. All downloads of ST files work fine. It is only the crdb.zip file (or possibly additionally any files needed after that is installed). The cube-finder-db.zip file prior to this downloads fine. 

We cannot even create a new project anymore. Again, this is absolutely critical. You have completely destroyed your entire development tool environment by allowing this bug to happen.

Visitor II
July 7, 2026

Don’t be mad. You can still use PIC or nordic microcontrollers.

Who cares? If this situation is not solved in time, the solution is to move to other microcontrollers.
That is the way of the market. If they fail to provide satisfaction, It is a a question of time until we decide that is not worthy to continue using their product until they correct their mistake.

That is easy. We will not just let our projects be delayed just because of that. 

Visitor
July 7, 2026

Please fix this problem immediately!

Two computers using two different networks in East Asia also encountered this problem simultaneously.

I found the posts from the ST community six years ago and the recent posts on CSDN within the last two months.

None of the solutions provided could solve the problem. This undoubtedly indicates that it is a problem with the ST server.

Explorer
July 7, 2026

Hello colleagues!
I found the latest version of stm32CubeMX under the windows sandbox, since the java interpreter was not willing to connect to the st server and connected offline. So I think the install program uploaded the crdb.zip file locally in the zip, the timestamp of the file is 2026.06.27. i.e. the assumed date of death.
My knowledge of Java is zero, so I can't give a correct solution.

Ghofrane GSOURI
ST Technical Moderator
July 8, 2026

Hello ​all,

First of all, I would like to thank everyone for their contributions.

A workaround has been provided at the following link:  Workaround for file download error: crdb.zip (Problem during download) | Community

THX

Ghofrane

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