我已经从共享组件验证了主题订阅是否成功，但是此后，我开始在控制台上收到以下错误消息，并且无法在前端加载应用程序徽标。
apexDialogSuccessMessage.min.js:1 Failed to load resource: the server responded with a status of 503 ()
MTBC.png:1 Failed to load resource: the server responded with a status of 503 ()
:8443/ords/mtbc/r/106/files/static/v93/app-icon.css?version=Release%201.0:1 Failed to load resource: the server responded with a status of 503 ()
apexDialogSuccessMessage.min.js:1 Failed to load resource: the server responded with a status of 503 ()
desktop_all.min.js?v=18.2.0.00.12:2 Uncaught ReferenceError: apexDialogSuccessMessage is not defined
at Object.apex.da.initDaEventList (f?p=106:55:13404460944380::::::420)
at f?p=106:55:13404460944380::::::467
at f?p=106:55:13404460944380::::::467
at i (desktop_all.min.js?v=18.2.0.00.12:2)
at Object.add [as done] (desktop_all.min.js?v=18.2.0.00.12:2)
at HTMLDocument.<anonymous> (f?p=106:55:13404460944380::::::455)
at Object.a.init (desktop_all.min.js?v=18.2.0.00.12:16)
at HTMLDocument.<anonymous> (f?p=106:55:13404460944380::::::454)
at j (desktop_all.min.js?v=18.2.0.00.12:2)
at k (desktop_all.min.js?v=18.2.0.00.12:2)
app-icon.css:1 Failed to load resource: the server responded with a status of 503 ()