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'Access denied to local.dat' error message

Started by dking02, Today at 06:00:44 PM

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dking02

Are other users seeing the following 'Access denied to local.dat' error message in their Home Updater .log file?

    ERROR  Failed to write bytes due to an error: Access to the path 'C:\ProgramData\PatchMyPC\local.dat' is denied.

I happened to notice many instances of this message on multiple machines while trying to track down another but apparently unrelated issue. The error appears to be harmless but started to appear on or about 16-Apr-2026 which coincides with the release of Home Updater version 5.4.4.0. Both the log file and the local.dat file referenced in the error message are located in the Logs Folder (default = C:\ProgramData\PatchMyPC\) which can be accessed via the 'View Logs Folder' button at the bottom right of the Home Updater 'About' panel.

Sample excerpt from .log file
[2026-08-29 00:00:02]  INFO  Started application v.5.4.5.0
[2026-08-29 00:00:02]  INFO  Updater.ini is valid and up to date.
[2026-08-29 00:00:02]  INFO  Protocol homeupdater registered successfully.
[2026-08-29 00:00:03]  INFO  Check Apps from Scheduled Task has been started.
[2026-08-29 00:00:03]  ERROR  Failed to write bytes due to an error: Access to the path 'C:\ProgramData\PatchMyPC\local.dat' is denied.
[2026-08-29 00:00:03]  INFO  Notify user about 1 outdated app(s).
[2026-08-29 00:00:33]  INFO  Notification was dismissed by timeout (30000 seconds)
[2026-08-29 00:00:33]  INFO  Check Apps from Scheduled Task has been finished.
[2026-08-29 02:00:02]  INFO  Started application v.5.4.5.0
[2026-08-29 02:00:02]  INFO  Updater.ini is valid and up to date.
[2026-08-29 02:00:02]  INFO  Protocol homeupdater registered successfully.
[2026-08-29 02:00:02]  INFO  Check Apps from Scheduled Task has been started.
[2026-08-29 02:00:03]  ERROR  Failed to write bytes due to an error: Access to the path 'C:\ProgramData\PatchMyPC\local.dat' is denied.
[2026-08-29 02:00:03]  INFO  Notify user about 1 outdated app(s).
[2026-08-29 02:00:33]  INFO  Notification was dismissed by timeout (30000 seconds)
[2026-08-29 02:00:34]  INFO  Check Apps from Scheduled Task has been finished.
[2026-08-29 02:08:19]  INFO  Started application v.5.4.5.0
[2026-08-29 02:08:19]  INFO  Updater.ini is valid and up to date.
[2026-08-29 02:08:19]  INFO  Protocol homeupdater registered successfully.
[2026-08-29 02:08:19]  DEBUG  View MainViewModel has been loaded
[2026-08-29 02:08:19]  INFO  Started [Apps Catalog loading] operation...
[2026-08-29 02:08:20]  ERROR  Failed to write bytes due to an error: Access to the path 'C:\ProgramData\PatchMyPC\local.dat' is denied.
[2026-08-29 02:08:21]  DEBUG  View InstalledApplicationTabViewModel has been loaded
[2026-08-29 02:08:21]  INFO  [Apps Catalog loading] operation has been completed. Execution time: 1.3507729 seconds.