UUM-142421

Fixed in 6000.4.11f1

Mentioned in 23 release notes.

First fixed in 6000.4.11f1 (Jun 10, 2026); relisted in 14 later releases.

Open on Unity Issue Tracker
VersionSectionRiskImpactNote
6000.6.0b9Fixes
Package Manager
FixFixed intermittent EPERM: operation not permitted, rename errors on Windows during package installation.
6000.6.0b8Fixes
Package Manager
FixFixed intermittent EPERM: operation not permitted, rename errors on Windows during package installation.
6000.6.0b7Fixes
Package Manager
FixFixed intermittent EPERM: operation not permitted, rename errors on Windows during package installation.
6000.6.0b6Fixes
Package Manager
FixFixed intermittent EPERM: operation not permitted, rename errors on Windows during package installation.
6000.6.0b5Fixes
Package Manager
FixFixed intermittent EPERM: operation not permitted, rename errors on Windows during package installation.
6000.6.0b4Fixes
Package Manager
FixFixed intermittent EPERM: operation not permitted, rename errors on Windows during package installation.
6000.6.0b3Fixes
Package Manager
FixFixed intermittent EPERM: operation not permitted, rename errors on Windows during package installation.
6000.6.0b2Fixes
Package Manager
FixFixed intermittent EPERM: operation not permitted, rename errors on Windows during package installation.
6000.6.0b1Fixes
Package Manager
FixFixed intermittent EPERM: operation not permitted, rename errors on Windows during package installation.
6000.3.18f1Fixes
Package Manager
FixFixed intermittent EPERM: operation not permitted, rename errors on Windows during package installation.
6000.5.0f1Fixes
Package Manager
FixFixed intermittent EPERM: operation not permitted, rename errors on Windows during package installation.
6000.5.0f1Fixes
Package Manager
FixFixed intermittent EPERM: operation not permitted, rename errors on Windows during package installation.
6000.6.0a7Fixes
Package Manager
FixFixed intermittent EPERM: operation not permitted, rename errors on Windows during package installation.
6000.6.0a7Fixes
Package Manager
FixFixed intermittent EPERM: operation not permitted, rename errors on Windows during package installation.
6000.4.11f1Fixes
Package Manager
FixFixed intermittent EPERM: operation not permitted, rename errors on Windows during package installation.
6000.3.17f1Known IssuesCautionKnown issue6000.3.15f1: [Windows] Package installation fails non-deterministically with Errors "EPERM: operation not permitted" when installing Packages
6000.5.0b11Known Issues
Package Manager
CautionKnown issueFixed intermittent EPERM: operation not permitted, rename errors on Windows during package installation. (UUM-142421) Fixed in 6000.5.0b12.
6000.4.10f1Known IssuesCautionKnown issue6000.3.15f1: [Windows] Package installation fails non-deterministically with Errors "EPERM: operation not permitted" when installing Packages
6000.6.0a6Known IssuesCautionKnown issue6000.3.15f1: [Windows] Package installation fails non-deterministically with Errors "EPERM: operation not permitted" when installing Packages
6000.5.0b10Known IssuesCautionKnown issue6000.3.15f1: [Windows] Package installation fails non-deterministically with Errors "EPERM: operation not permitted" when installing Packages
6000.5.0b8Known IssuesCautionKnown issue6000.3.15f1: [Windows] Package installation fails non-deterministically with Errors "EPERM: operation not permitted" when installing Packages
6000.6.0a5Known Issues
Package Manager
CautionKnown issueFixed intermittent EPERM: operation not permitted, rename errors on Windows during package installation. (UUM-142421) Fixed in 6000.6.0a7.
6000.6.0a3Known Issues
Package Manager
CautionKnown issueFixed intermittent EPERM: operation not permitted, rename errors on Windows during package installation. (UUM-142421) Fixed in 6000.6.0a7.

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