AWS Application Composer troubleshooting

The topics in this section provide guidance on troubleshooting error messages when using AWS Application Composer.

Error messages

"Can't open this folder"

Example error:

Possible cause: Application Composer is unable to access a sensitive directory using local sync mode.

To learn more about this error, see Data Application Composer gains access to.

Try connecting to a different local directory or using Application Composer with local sync deactivated.

"Incompatible template"

Example error: When loading a new project in Application Composer, you see the following:

Possible cause: Your project contains an externally referenced file that isn’t supported in Application Composer.

To learn about supported external files in Application Composer, see Reference external files.

Possible cause: Your project links to an external file in a different local directory.

Move your externally referenced file to a subdirectory of the directory that you select to use with Application Composer local sync mode.

"The provided folder contains an existing template.yaml"

When attempting to activate local sync, you see the following error:

Possible cause: Your selected folder already contains a template.yaml file.

Select another directory that doesn’t contain an application template, or create a new directory.

"Your browser doesn't have permissions to save your project in that folder..."

Possible cause: Application Composer is unable to access a sensitive directory using local sync mode.

To learn more about this error, see Data Application Composer gains access to.

Try connecting to a different local directory or use Application Composer with local sync deactivated.