To find out the reason navigate to the test run and look at the details.
Spira
Spira Dashboard
Typical reason is a failure to get a copy of a test from Spira or Git.
To find out more open RapiseLauncher log file.
C:\ProgramData\Inflectra\Rapise\Logs\rapise_launcher.log
You may find there some errors, e.g.
2021-09-02 16:57:12,101 Failed to clone GIT repository: https://github.com/Inflectra/rapise-spira-test.git
reference 'refs/remotes/origin/NoSuchBranch' not found
at LibGit2Sharp.Core.Ensure.HandleError(Int32 result)
at LibGit2Sharp.Core.Proxy.git_clone(String url, String workdir, GitCloneOptions& opts)
at LibGit2Sharp.Repository.Clone(String sourceUrl, String workdirPath, CloneOptions options)
at Inflectra.Rapise.RapiseLauncher.Business.AutomationEngine.GitCheckout(String targetPath, String url, String user, String password, String branch) in