Windows 10 · Release · Security update (Patch Tuesday)

June 11, 2019—KB4503291 (OS Build 10240.18244)

Microsoft's known issues — KB4503291

  • Issue Known issue Certain operations, such as rename , that you perform on files or folders that are on a Cluster Shared Volume (CSV) may fail with the error, “STATUS_BAD_IMPERSONATION_LEVEL (0xC00000A5)”. This occurs when you perform the operation on a CSV owner node from a process that doesn’t have administrator privilege. Workaround: Do one of the following: Perform the operation from a process that has administrator privilege. Perform the operation from a node that doesn’t have CSV ownership. Microsoft is working on a resolution and will provide an update in an upcoming release.
  • Issue Known issue When trying to expand, view, or create Custom Views in Event Viewer, you may receive the error, "MMC has detected an error in a snap-in and will unload it." and the app may stop responding or close. You may also receive the same error when using Filter Current Log in the Action menu with built-in views or logs. Built-in views and other features of Event Viewer should work as expected. Workaround: This issue is resolved in KB4507458 .

Microsoft's release notes for KB4503291 ›

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