Understanding Download Errors in VEXcode V5

There are four potential error messages a user might see when downloading a project.

Please skip to the section of this article with the error message that you are seeing.


Your program failed to download

Flowchart illustrating troubleshooting steps for V5 category issues, including decision points and actions to resolve common problems.

You are seeing the error message above because the Brain lost its connection during the download process.

Check these possible reasons before trying again: 


Unable to access Cloud Compiler servers

Flowchart illustrating troubleshooting steps for V5 category issues, featuring decision points and actions to resolve common problems.

This error will be shown when VEXcode V5 cannot connect to the remote Cloud Compiler server while working on ChromeOS.

You can visit http://status.vexcode.cloud to see if the Cloud Compilers are currently running as well.

Flowchart illustrating troubleshooting steps for V5 category issues, including decision points and actions to resolve common problems.

Please follow the instructions in the VEX Library article about troubleshooting the compiler.


Compiler process has timed out

Screenshot of VEX Robotics V5 troubleshooting guide, displaying various troubleshooting steps and solutions for common issues related to V5 robotics systems.

This error is shown when there is no response from the Cloud Compiler server. It could be that the server is having a load issue. Please wait a minute and try again.


Error compiling your program

Screenshot of a VEX V5 robot troubleshooting guide, displaying various error messages and troubleshooting steps for users to diagnose and resolve issues with their V5 robotics system.

You are seeing the error message to the left because an unexpected error occurred. The “Show Details” area will give technical debugging information that can be used to troubleshoot your issue.

Follow these steps: 

Flowchart illustrating troubleshooting steps for V5 category issues, featuring decision points and actions to resolve common problems.

Click "Show Details" in the error message window.

Diagram illustrating troubleshooting steps for V5 category, featuring labeled components and flowchart elements to assist users in identifying and resolving common issues.

Highlight and copy all of the details shown

Diagram illustrating troubleshooting steps for V5 category issues, featuring labeled components and flowchart design to guide users in resolving common problems.

Click the Feedback button at the top right side of the screen in VEXcode V5 and paste the details into the ticket where it says, “Your message…” 

Make sure that you click to include your diagnostic and usage data. Type in your email address in case the development team may need to reach out for more information, then click "Send."

For more information, help, and tips, check out the many resources at VEX Professional Development Plus

Last Updated: