Some Home windows customers are seeing 32-bit functions failing to repeat, save, or connect recordsdata, based on Redmond itself.
The failures are intermittent, and have an effect on apps which can be large-address conscious and use the CopyFile API on Home windows 10 or 11, Microsoft wrote this week on the Home windows Well being Dashboard.
“You may need intermittent points saving, or copying, or attaching recordsdata utilizing 32-bit apps that are giant deal with conscious and utilizing the CopyFile API,” the IT big famous. “Apps usually are not affected by this situation if they’re 64-bit or 32-bit and NOT giant deal with conscious.”
Being giant deal with conscious means the appliance can deal with reminiscence areas bigger than 2GB, a functionality that’s enabled by default in 64-bit compilers. In 32-bit compilers, builders can specify the app is giant deal with conscious on the linker stage. The CopyFile operate copies, as you may think, an current file to a brand new one.
The file dealing with situation seems to extra probably have an effect on Home windows units which can be operating business or enterprise safety software program that makes use of prolonged file capabilities, Microsoft claimed.
“We aren’t receiving reviews that copying recordsdata utilizing File Explorer is affected, however CopyFile API used inside apps may be affected,” the software program big added. “Microsoft Workplace apps akin to Microsoft Phrase or Microsoft Excel are solely affected when utilizing 32-bit variations.”
These hit with the issue might even see an error message saying: “Doc not saved.”
The Microsoft observe added that the issue probably will not happen in Home windows units utilized by customers of their dwelling or on non-managed business units. It additionally does not have an effect on Home windows Server methods.
The issue, which does not come up on a regular basis, impacts Home windows 11 variations 22H2 and 21H2 after putting in the March KB5023774 or later updates, and Home windows 10 22H2 and 21H2 with the March KB5023773 or later updates.
That mentioned, Microsoft could have mounted the problem in all affected variations besides Home windows 11 22H2. As a workaround, the corporate mentioned that customers may attempt to save or copy the recordsdata once more. As a result of it is an intermittent situation, “it’s prone to succeed on a subsequent attempt,” Redmond wrote.
Engineers are working to resolve the problem within the newest model of Home windows 11 however mentioned that utilizing the Identified Subject Rollback (KIR) ought to deal with the issue in different iterations of the working system.
KIR is a characteristic in Home windows that may roll again a selected and non-security adjustments whether it is inflicting issues in enterprise-managed units, whereas maintaining all different fixes in a specific launch intact. Admins can set up and configure a KIR Particular Group Coverage for it on Home windows units.
The Particular Group will have to be configured for the actual Home windows model getting used, Microsoft wrote. Have enjoyable with that. ®