"file header mismatch" when signing in

[Ian-Marais]

The problem

Can't login. I keep getting this error. So can't push any of my Delphi Programming code.

Release version

Version 3.4.13-linux1 (x64)

Operating system

SteamOS

Steps to reproduce the behavior

Just try to sign in

Log files

2026-02-03T19:04:20.924Z - info: [ui] [AppStore] loading 0 repositories from store
2026-02-03T19:04:20.953Z - info: [ui] [Welcome] no sign in step found. ignoring...
2026-02-03T19:04:20.983Z - info: [ui] [Welcome] no sign in step found. ignoring...
2026-02-03T19:04:20.992Z - info: [ui] launching: 3.4.13-linux1 (Linux 6.16.12-valve9-1-neptune-616-g08f4ce95895f)
2026-02-03T19:04:20.992Z - info: [ui] execPath: '/app/github-desktop/github-desktop'
2026-02-03T19:04:21.005Z - info: [ui] [Welcome] no sign in step found. ignoring...
2026-02-03T19:04:21.120Z - info: [ui] [Welcome] no sign in step found. ignoring...
2026-02-03T19:04:21.909Z - info: [ui] Opt in reported.
2026-02-03T19:04:22.805Z - info: [ui] [Welcome] advancing to step: SignInToDotComWithBrowser
2026-02-03T19:04:22.807Z - info: [ui] [SignInStore] initializing OAuth flow
2026-02-03T19:04:22.818Z - info: [main] opening in browser: https://github.com/login/oauth/authorize?client_id=3a723b10ac5575cc5bb9&scope=repo%20user%20workflow&state=3551379d-2970-40bf-8050-028989e987f3
2026-02-03T19:04:22.820Z - info: [ui] [Welcome] current sign in state not found. ignoring...
2026-02-03T19:04:23.287Z - info: [ui] [Welcome] kind Authentication is the same as Authentication. ignoring...
2026-02-03T19:04:30.380Z - info: [main] Received possible protocol arguments: 4
2026-02-03T19:04:30.382Z - info: [main] Processing protocol url
2026-02-03T19:04:30.388Z - info: [ui] [Welcome] kind Authentication is the same as Authentication. ignoring...
2026-02-03T19:04:30.554Z - info: [main] Received possible protocol arguments: 2
2026-02-03T19:04:30.560Z - info: [main] Processing protocol url
2026-02-03T19:04:31.522Z - info: [ui] [Welcome] kind Authentication is the same as Authentication. ignoring...
2026-02-03T19:04:32.659Z - info: [ui] [SignInStore] account resolved
2026-02-03T19:04:32.659Z - info: [ui] [AppStore] adding account Ian-Marais (Ian Marais) to store
2026-02-03T19:04:32.664Z - info: [ui] [Welcome] advancing to step: ConfigureGit
2026-02-03T19:04:32.800Z - info: [ui] [Welcome] no sign in step found. ignoring...
2026-02-03T19:04:32.825Z - info: [ui] [Welcome] no sign in step found. ignoring...
2026-02-03T19:04:33.167Z - info: [ui] [Welcome] no sign in step found. ignoring...
2026-02-03T19:04:33.316Z - info: [ui] [Welcome] no sign in step found. ignoring...
2026-02-03T19:04:33.509Z - info: [ui] Subscribed 'Ian-Marais' to Alive channel
2026-02-03T19:11:51.439Z - info: [ui] [AppStore] loading 0 repositories from store
2026-02-03T19:11:51.473Z - info: [ui] [Welcome] no sign in step found. ignoring...
2026-02-03T19:11:51.513Z - info: [ui] [Welcome] no sign in step found. ignoring...
2026-02-03T19:11:51.516Z - info: [ui] launching: 3.4.13-linux1 (Linux 6.16.12-valve9-1-neptune-616-g08f4ce95895f)
2026-02-03T19:11:51.517Z - info: [ui] execPath: '/app/github-desktop/github-desktop'
2026-02-03T19:11:51.549Z - info: [ui] [Welcome] no sign in step found. ignoring...
2026-02-03T19:11:51.596Z - info: [ui] [Welcome] no sign in step found. ignoring...
2026-02-03T19:12:08.792Z - info: [ui] [Welcome] advancing to step: SignInToDotComWithBrowser
2026-02-03T19:12:08.794Z - info: [ui] [SignInStore] initializing OAuth flow
2026-02-03T19:12:08.804Z - info: [main] opening in browser: https://github.com/login/oauth/authorize?client_id=3a723b10ac5575cc5bb9&scope=repo%20user%20workflow&state=34bf91b0-0bbf-471e-9c68-156a08d14d88
2026-02-03T19:12:08.806Z - info: [ui] [Welcome] current sign in state not found. ignoring...
2026-02-03T19:12:09.213Z - info: [ui] [Welcome] kind Authentication is the same as Authentication. ignoring...
2026-02-03T19:12:15.240Z - info: [main] Received possible protocol arguments: 4
2026-02-03T19:12:15.241Z - info: [main] Processing protocol url
2026-02-03T19:12:15.249Z - info: [ui] [Welcome] kind Authentication is the same as Authentication. ignoring...
2026-02-03T19:12:15.257Z - info: [ui] [Welcome] kind Authentication is the same as Authentication. ignoring...
2026-02-03T19:12:15.453Z - info: [main] Received possible protocol arguments: 2
2026-02-03T19:12:15.462Z - info: [main] Processing protocol url
2026-02-03T19:12:15.798Z - info: [ui] [Welcome] kind Authentication is the same as Authentication. ignoring...
2026-02-03T19:12:17.586Z - info: [ui] [Welcome] kind Authentication is the same as Authentication. ignoring...
2026-02-03T19:12:17.656Z - info: [ui] [SignInStore] account resolved
2026-02-03T19:12:17.657Z - info: [ui] [AppStore] adding account Ian-Marais (Ian Marais) to store
2026-02-03T19:12:17.664Z - info: [ui] [Welcome] advancing to step: ConfigureGit
2026-02-03T19:12:17.727Z - error: [ui] Error adding account 'Ian-Marais'
Error: file header mismatch
2026-02-03T19:12:17.731Z - info: [ui] [Welcome] no sign in step found. ignoring...
2026-02-03T19:12:58.266Z - info: [ui] [SignInStore] initializing OAuth flow
2026-02-03T19:12:58.276Z - info: [main] opening in browser: https://github.com/login/oauth/authorize?client_id=3a723b10ac5575cc5bb9&scope=repo%20user%20workflow&state=a3f5a219-f9bd-4d0c-84cd-682f20de88f0
2026-02-03T19:13:04.099Z - info: [main] Received possible protocol arguments: 4
2026-02-03T19:13:04.099Z - info: [main] Processing protocol url
2026-02-03T19:13:04.263Z - info: [main] Received possible protocol arguments: 2
2026-02-03T19:13:04.269Z - info: [main] Processing protocol url
2026-02-03T19:13:06.227Z - info: [ui] [SignInStore] account resolved
2026-02-03T19:13:06.227Z - info: [ui] [AppStore] adding account Ian-Marais (Ian Marais) to store
2026-02-03T19:13:06.237Z - error: [ui] Error adding account 'Ian-Marais'
Error: file header mismatch
2026-02-03T19:13:15.306Z - info: [ui] [SignInStore] initializing OAuth flow
2026-02-03T19:13:15.338Z - info: [main] opening in browser: https://github.com/login/oauth/authorize?client_id=3a723b10ac5575cc5bb9&scope=repo%20user%20workflow&state=ec72b5b0-16e3-40c4-9e93-91fc321e1a42
2026-02-03T19:13:21.326Z - info: [main] Received possible protocol arguments: 4
2026-02-03T19:13:21.326Z - info: [main] Processing protocol url
2026-02-03T19:13:21.508Z - info: [main] Received possible protocol arguments: 2
2026-02-03T19:13:21.513Z - info: [main] Processing protocol url
2026-02-03T19:13:23.137Z - info: [ui] [SignInStore] account resolved
2026-02-03T19:13:23.148Z - info: [ui] [AppStore] adding account Ian-Marais (Ian Marais) to store
2026-02-03T19:13:23.157Z - error: [ui] Error adding account 'Ian-Marais'
Error: file header mismatch
2026-02-03T19:13:34.491Z - info: [ui] [SignInStore] initializing OAuth flow
2026-02-03T19:13:34.521Z - info: [main] opening in browser: https://github.com/login/oauth/authorize?client_id=3a723b10ac5575cc5bb9&scope=repo%20user%20workflow&state=6671b541-a130-42b5-ac43-862f9d7fa450
2026-02-03T19:13:41.657Z - info: [main] Received possible protocol arguments: 4
2026-02-03T19:13:41.657Z - info: [main] Processing protocol url
2026-02-03T19:13:41.828Z - info: [main] Received possible protocol arguments: 2
2026-02-03T19:13:41.832Z - info: [main] Processing protocol url
2026-02-03T19:13:44.145Z - info: [ui] [SignInStore] account resolved
2026-02-03T19:13:44.179Z - info: [ui] [AppStore] adding account Ian-Marais (Ian Marais) to store
2026-02-03T19:13:44.211Z - error: [ui] Error adding account 'Ian-Marais'
Error: file header mismatch
2026-02-03T19:14:19.410Z - info: [ui] [AppStore] adding repository at /home/deck/Desktop/Development/Ian Marais/Ian-Marais to store
2026-02-03T19:16:26.363Z - info: [ui] [Timing] Action 'create commit' for 'Ian-Marais' took 0.136s
2026-02-03T19:16:36.712Z - info: [ui] [SignInStore] initializing OAuth flow
2026-02-03T19:16:36.726Z - info: [main] opening in browser: https://github.com/login/oauth/authorize?client_id=3a723b10ac5575cc5bb9&scope=repo%20user%20workflow&state=391aff18-49e1-4e7c-807c-f73b72f6d42d
2026-02-03T19:16:44.478Z - info: [main] Received possible protocol arguments: 4
2026-02-03T19:16:44.479Z - info: [main] Processing protocol url
2026-02-03T19:16:44.775Z - info: [main] Received possible protocol arguments: 2
2026-02-03T19:16:44.790Z - info: [main] Processing protocol url
2026-02-03T19:16:46.618Z - info: [ui] [SignInStore] account resolved
2026-02-03T19:16:46.619Z - info: [ui] [AppStore] adding account Ian-Marais (Ian Marais) to store
2026-02-03T19:16:46.639Z - error: [ui] Error adding account 'Ian-Marais'
Error: file header mismatch
2026-02-03T19:16:46.984Z - info: [ui] Executing push: git push origin main:main --progress (took 13.460s)
2026-02-03T19:16:46.985Z - error: [ui] git push origin main:main --progress exited with an unexpected code: 1.
To https://github.com/Ian-Marais/Ian-Marais.git
! [rejected] main -> main (fetch first)
error: failed to push some refs to 'https://github.com/Ian-Marais/Ian-Marais.git'
hint: Updates were rejected because the remote contains work that you do not
hint: have locally. This is usually caused by another repository pushing to
hint: the same ref. If you want to integrate the remote changes, use
hint: 'git pull' before pushing again.
hint: See the 'Note about fast-forwards' in 'git push --help' for details.

(The error was parsed as 11: The repository has been updated since you last pulled. Try pulling before pushing.)
2026-02-03T19:17:05.842Z - info: [ui] Executing fetch: git fetch --progress --prune --recurse-submodules=on-demand origin (took 1.316s)
2026-02-03T19:17:15.264Z - info: [ui] Executing pull: git -c rebase.backend=merge pull --ff --recurse-submodules --progress origin (took 1.094s)
2026-02-03T19:17:29.752Z - info: [ui] [SignInStore] initializing OAuth flow
2026-02-03T19:17:29.764Z - info: [main] opening in browser: https://github.com/login/oauth/authorize?client_id=3a723b10ac5575cc5bb9&scope=repo%20user%20workflow&state=3a80def5-4916-47d0-aa23-e87540df4785
2026-02-03T19:17:36.729Z - info: [main] Received possible protocol arguments: 4
2026-02-03T19:17:36.730Z - info: [main] Processing protocol url
2026-02-03T19:17:37.051Z - info: [main] Received possible protocol arguments: 2
2026-02-03T19:17:37.060Z - info: [main] Processing protocol url
2026-02-03T19:17:38.796Z - info: [ui] [SignInStore] account resolved
2026-02-03T19:17:38.806Z - info: [ui] [AppStore] adding account Ian-Marais (Ian Marais) to store
2026-02-03T19:17:38.837Z - error: [ui] Error adding account 'Ian-Marais'
Error: file header mismatch
2026-02-03T19:17:40.455Z - info: [ui] Executing push: git push origin main:main --progress (took 12.967s)
2026-02-03T19:17:52.773Z - info: [ui] [SignInStore] initializing OAuth flow
2026-02-03T19:17:52.783Z - info: [main] opening in browser: https://github.com/login/oauth/authorize?client_id=3a723b10ac5575cc5bb9&scope=repo%20user%20workflow&state=c8e3ed99-3b89-4dfc-8dbc-b6e7805e8800
2026-02-03T19:18:00.280Z - info: [main] Received possible protocol arguments: 4
2026-02-03T19:18:00.280Z - info: [main] Processing protocol url
2026-02-03T19:18:00.591Z - info: [main] Received possible protocol arguments: 2
2026-02-03T19:18:00.603Z - info: [main] Processing protocol url
2026-02-03T19:18:02.087Z - info: [ui] [SignInStore] account resolved
2026-02-03T19:18:02.101Z - info: [ui] [AppStore] adding account Ian-Marais (Ian Marais) to store
2026-02-03T19:18:02.129Z - error: [ui] Error adding account 'Ian-Marais'
Error: file header mismatch
2026-02-03T19:18:42.609Z - info: [ui] [SignInStore] initializing OAuth flow
2026-02-03T19:18:42.619Z - info: [main] opening in browser: https://github.com/login/oauth/authorize?client_id=3a723b10ac5575cc5bb9&scope=repo%20user%20workflow&state=a2aee2c5-0bc6-4c05-8ad9-492f603bc563
2026-02-03T19:18:48.886Z - info: [main] Received possible protocol arguments: 4
2026-02-03T19:18:48.888Z - info: [main] Processing protocol url
2026-02-03T19:18:49.203Z - info: [main] Received possible protocol arguments: 2
2026-02-03T19:18:49.213Z - info: [main] Processing protocol url
2026-02-03T19:18:50.920Z - info: [ui] [SignInStore] account resolved
2026-02-03T19:18:50.933Z - info: [ui] [AppStore] adding account Ian-Marais (Ian Marais) to store
2026-02-03T19:18:50.964Z - error: [ui] Error adding account 'Ian-Marais'
Error: file header mismatch

Screenshots

Additional context

No response