LibGit2Sharp.LibGit2SharpException: - "", "" . LibGit2Sharp.Core.Ensure.HandleError( Int32) LibGit2Sharp.Core.Proxy.git_signature_new ( , String email, DateTimeOffset ) LibGit2Sharp.Core.Proxy.git_commit_create (RepositorySafeHandle repo, String referenceName, , Signature, String, , GitOid [] parentIds) LibGit2Sharp.ObjectDatabase.CreateCommit( , Signature, String, , IEnumerable`1, prettifyMessage, Nullable`1 commentChar) LibGit2Sharp.ObjectDatabase.CreateCommit( , Signature, String, , IEnumerable`1, prettifyMessage) Microsoft.TeamFoundation.Git.Server.Native.LibGit2NativeLibrary.TryMerge(MergeParameters mergeParameters, CustomerIntelligenceData ciData) Microsoft.TeamFoundation.Git.Server.ITfsGitRepositoryExtensions.CreateNativeMerge(ITfsGitRepository , IVssRequestContext RequestContext, TfsGitPullRequest pullRequest, targetRefName, Sha1Id targetBranchTipCommit, Sha1Id sourceCommit, CustomerIntelligenceData Cidata, GitPullRequestCompletionOptions completionOptions, Nullable`1 & mergeCommitId, List`1 & includedCommits) Microsoft.TeamFoundation.Git.Server.TeamFoundationGitPullRequestService.CreateUpToDateMerge(IVssRequestContext requestContext, ITfsGitRepository, TfsGitPullRequest pullRequest, TfsGitRef & targetRef, Boolean forCompletion, CustomerIntelligenceData ciData)
. , Git, TFS, URI .