Missing package warning with dynamic packages and concatenation

[Rose-Northey]

Severity

at least one customer affected, warning causes confusion but does not prevent deployments

Version

Can be reproduced on latest 2026.1.8039

Latest Version

I could reproduce the problem in the latest build

What happened?

Using a combination of text and then variables to dynamically reference a package id will result on a, 'packages are missing', warning on the release page. Issue 9492 removes this warning when the package name begins with a variable.

example of an of an erroring package id: Hello#{AnotherNameForTheEarth}

Reproduction

1. upload a package to the internal feed called testPackageB.zip
2. create a project variable with variable name = myLetter and value = B
3. create a script step which references this package using `package id = testPackage#{myLetter}
4. create and deploy a release
5. go to release page to view error

Error and Stacktrace

One or more packages associated with this release are missing
This might cause the deployment to fail. Please ensure the following package(s) exist in the built-in-repository.

More Information

Workaround

No response