Outlook | Windows | Classic Outlook for Windows | For business
Using classic Outlook for Windows in business environments
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I keep getting this message on my main email account.
I have already reset my password hoping it would fix the sign in error but it keeps happening.
What should i do?
UTC Date: 2025-07-10T10:58:10.893Z
Client Id: ***
Session Id: ***
Client Version: 20250620014.20
BootResult: fail
Back Filled Errors: Unhandled Rejection: Error: 401:undefined|undefined:undefined
err: Error: 401
esrc: StartupData
et: ServerError
estack: Error: 401
at Object.w [as createStatusErrorMessage] (https://res.public.onecdn.static.microsoft/owamail/hashed-v1/scripts/owa.mailindex.ad3a7e4e.js:1:1039)
at https://res.public.onecdn.static.microsoft/owamail/hashed-v1/scripts/owa.mailindex.ad3a7e4e.js:1:161561
st: 401
efe: BN9PR03CA0185
Using classic Outlook for Windows in business environments