GitLab Runner调度失败求助：无法为Windows自托管Runner分配任务

自行托管GitLab CE v18.1.1，已创建项目级Runner，Runner处于在线状态且能捕获任务，但任务启动后立即进入错误状态。项目未设置保护，无论是否添加标签都会触发错误，Runner调试输出返回状态码20。附上相关配置文件，求解决。

.gitlab-ci.yml #

job:
  tags:
    - windows
  script:
    - echo "test"

config.toml #

concurrent = 1
check_interval = 0
connection_max_age = "15m0s"
shutdown_timeout = 0

[session_server]
  session_timeout = 1800

[[runners]]
  name = "redacted"
  url = "redacted"
  id = 15
  token = "redacted"
  token_obtained_at = 2025-07-07T19:51:53Z
  token_expires_at = 0001-01-01T00:00:00Z
  executor = "shell"
  shell = "pwsh"
  [runners.cache]
    MaxUploadedArchiveSize = 0
    [runners.cache.s3]
    [runners.cache.gcs]
    [runners.cache.azure]

内容的提问来源于stack exchange，提问作者user1609530