{"record":{"id":"dd8ba04f76c0dffc","repo":"gitbutlerapp/gitbutler","slug":"failed-to-find-remote-branch-s-corresponding-remot","errorCode":null,"errorMessage":"Failed to find remote branch's corresponding remote","messagePattern":"Failed to find remote branch's corresponding remote","errorType":"exception","errorClass":"anyhow::Error","httpStatus":null,"severity":"error","filePath":"crates/but-workspace/src/ui/ref_info.rs","lineNumber":75,"sourceCode":"#[cfg(feature = \"export-schema\")]\nbut_schemars::register_sdk_type!(RemoteTrackingReference);\n\nimpl RemoteTrackingReference {\n    /// Create a new instance from `ref_name` and `remote_names`, essentially splitting the remote\n    /// name off the short name.\n    pub fn for_ui(\n        ref_name: gix::refs::FullName,\n        remote_names: &gix::remote::Names,\n    ) -> anyhow::Result<Self> {\n        let (category, _short_name) = ref_name.category_and_short_name().with_context(|| {\n            format!(\"Failed to categorize presumed remote reference '{ref_name}'\")\n        })?;\n        if category != Category::RemoteBranch {\n            bail!(\"Expected '{ref_name}' to be a remote tracking branch, but was {category:?}\");\n        }\n        let (longest_remote, short_name) =\n            extract_remote_name_and_short_name(ref_name.as_ref(), remote_names)\n                .ok_or(anyhow::anyhow!(\n                    \"Failed to find remote branch's corresponding remote\"\n                ))\n                .with_context(|| {\n                    format!(\n                        \"Remote reference '{ref_name}' couldn't be matched with any known remote\"\n                    )\n                })?;\n\n        Ok(RemoteTrackingReference {\n            display_name: short_name.to_str_lossy().into_owned(),\n            remote_name: longest_remote,\n            full_name_bytes: ref_name.into_inner(),\n        })\n    }\n}\n\n/// Information about the target reference, the one we want to integrate with.\n#[derive(serde::Serialize, Debug, Clone)]","sourceCodeStart":57,"sourceCodeEnd":93,"githubUrl":"https://github.com/gitbutlerapp/gitbutler/blob/caf1f223d3cfb94488c9198ad34487c6006c648f/crates/but-workspace/src/ui/ref_info.rs#L57-L93","documentation":"RemoteTrackingReference::for_ui classifies a ref under refs/remotes/ and then tries to split it into (remote-name, branch-name) by matching the path component against the configured remote names via extract_remote_name_and_short_name. This error means the ref is a remote-tracking branch (Category::RemoteBranch) but its first path segment matches none of the remotes in gix::remote::Names, so no owning remote can be determined. It is a data/consistency mismatch between an existing remote ref and the current remote configuration.","triggerScenarios":"Calling for_ui with a ref like refs/remotes/origin-foo/feature when no remote named 'origin-foo' is configured — typical after `git remote rename origin origin2` (old refs/remotes/origin/* left behind), after `git remote remove` without pruning, or with remotes embedded in the branch name (refs/remotes/origin/feature/upstream) where the greedy/longest match fails.","commonSituations":"Stale remote-tracking refs after renaming or deleting a remote; refs created by tooling with a prefix that is not a real remote; refs whose short branch name itself contains slashes colliding with another remote's name; migrating clone URLs without `git remote prune`.","solutions":["List configured remotes (`git remote -v`) and compare with the failing ref's prefix from the error context line (\"Remote reference '...' couldn't be matched with any known remote\").","Prune stale tracking refs: `git remote prune <remote>` or `git fetch --prune`, then retry.","If the remote was renamed, delete the old namespace: `git update-ref -d refs/remotes/<old-remote>/<branch>` (or `git remote remove <old>` if still half-configured).","If the ref is legitimately hand-made, re-create it under a configured remote's namespace or add the matching remote before calling the API."],"exampleFix":"# before: remote renamed, old tracking refs remain\n$ git remote rename origin upstream   # refs/remotes/origin/* now orphaned\nError: Failed to find remote branch's corresponding remote\n\n# after: prune the stale namespace, then retry\n$ git remote prune origin 2>/dev/null; git for-each-ref --format='delete %(refname)' refs/remotes/origin | git update-ref --stdin\n$ but ...   # succeeds","handlingStrategy":"validation","validationCode":"// Before calling for_ui, check the ref prefix is a configured remote\nlet names: HashSet<_> = remote_names.iter().map(|n| n.as_bstr().to_str_lossy().into_owned()).collect();\nlet short = ref_name.as_bstr().to_str_lossy();\nlet prefix = short.strip_prefix(\"refs/remotes/\")\n    .and_then(|rest| rest.split('/').next());\nif !prefix.map(|p| names.contains(p)).unwrap_or(false) {\n    // skip or prune this stale ref instead of erroring\n}","typeGuard":null,"tryCatchPattern":"match RemoteTrackingReference::for_ui(ref_name, &remote_names) {\n    Ok(r) => Some(r),\n    Err(e) if e.to_string().contains(\"corresponding remote\") => {\n        log::warn!(\"skipping stale tracking ref {ref_name}\");\n        None // tolerate stale refs in listing code paths\n    }\n    Err(e) => Err(e),\n}","preventionTips":["Run `git fetch --prune` after renaming or removing remotes.","Never create refs under refs/remotes/ manually for a remote that doesn't exist.","Feed for_ui only refs produced by the same remote_names snapshot you pass in."],"tags":["git","remote-tracking","refs","gix"],"backgroundTag":"stale-remote-tracking-ref","analyzedSha":"caf1f223d3cfb94488c9198ad34487c6006c648f","analyzedAt":"2026-08-20T07:55:40.983Z","contentChangedAt":null,"schemaVersion":2},"datasetVersion":"2026-09-14T05:17:10.506Z"}