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Mono 4.2


Update the Mono stack in Fedora to 4.2 aca Cyle 6


Current status

Detailed Description

Mono 4.2 is the last release of Cycle 6 from Xamarin. See more details at Mono 4.2.1

Benefit to Fedora

Keep mono stack update with many new features and more compatible with .net platform.


  • Proposal owners:

Mono 4.2 is in rawhide now. Most of the application must work fine with this update. See [1]

  • Other developers:

Need check proper build on alternative platforms like ppc64 and s390

  • Policies and guidelines: N/A
  • Trademark approval: N/A

Upgrade/compatibility impact

Need check that all app depend on mono work fine.

How To Test

Interested testers do not need special hardware. Take a given Mono application and test it against the Mono from rawhide or at this copr repo and verify it works:


Any issue will be reported in github or

User Experience

User should note speedy improvement running Mono applications.


N/A (not a System Wide Change)

Contingency Plan

  • Contingency mechanism: Keep with Mono 4.0 from F23
  • Contingency deadline: Alpha Freeze
  • Blocks release? No
  • Blocks product? None


Release Notes