[NBug] Object reference not set to an instance of an object.

[tiendd-newwave]

⚠️ The sections below must be filled in and this text must be removed or the issue will be closed.

Current behaviour

Expected behaviour

Steps to reproduce

Error Details

System.NullReferenceException: Object reference not set to an instance of an object.
   at Git.hub.Repository.GetBranches()
   at GitHub3.GitHubRepo.GetBranches()
   at GitUI.CommandsDialogs.RepoHosting.CreatePullRequestForm.<>c__DisplayClass22_0.<<PopulateBranchesComboAndEnableCreateButton>b__0>d.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
   at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw()
   at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
   at GitUI.ThreadHelper.<>c__DisplayClass13_0.<<FileAndForget>b__0>d.MoveNext()

Environment

• Git Extensions 3.1.1.6049
• Build 2f87210
• Git 2.21.0.windows.1
• Microsoft Windows NT 10.0.17763.0
• .NET Framework 4.7.3416.0
• DPI 96dpi (no scaling)

[archivarius-bot]

Thank you for the bug report 👍

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[duplicates-detector-bot]

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[gerhardol]

Duplicate of #6757
Corrected in master