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1730

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The tag 1730 on WindowsForum.com covers discussions about Windows Installer error 1730, which indicates that a user lacks necessary access rights during installation or repair of MSI-based applications. Recent threads highlight that this error has been triggered by Microsoft's August 2025 cumulative updates, affecting software such as AutoCAD, Firefox, and SAP installers in enterprise lab deployments. The error appears when standard users decline a User Account Control (UAC) elevation prompt, blocking normal non-administrator workflows. Topics include troubleshooting this compatibility regression, understanding the role of servicing-stack and cumulative changes in hardening installer behavior, and finding workarounds for affected deployments.
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    August 2025 Windows Update Breaks MSI Self-Repair: UAC 1730 in Lab Deployments

    Microsoft’s August 2025 cumulative rollups have introduced a surprising compatibility regression: launching some MSI‑based applications — most notably AutoCAD family products, Firefox variants, and certain SAP installers — can now surface a User Account Control (UAC) elevation prompt at first...
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    • Thread
    • 1730 autocad autodesk computer lab deployment enterprise it firefox installer kb5063878 known issue rollback msi per-user msi privilege sap self-repair servicing stack uac windows 10 windows 11 windows update
    • Replies: 0
    • Forum: Windows News
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