{"record":{"id":"e9d04151725d4cb5","repo":"zellij-org/zellij","slug":"failed-to-find-terminal-fd-for-id-terminal-id","errorCode":null,"errorMessage":"failed to find terminal fd for id {terminal_id}","messagePattern":"failed to find terminal fd for id (.+?)","errorType":"console","errorClass":null,"httpStatus":null,"severity":"error","filePath":"zellij-server/src/os_input_output_unix.rs","lineNumber":377,"sourceCode":"            format!(\n                \"failed to set terminal id {} to size ({}, {})\",\n                terminal_id, rows, cols\n            )\n        };\n        match self\n            .terminal_id_to_raw_fd\n            .lock()\n            .to_anyhow()\n            .with_context(err_context)?\n            .get(&terminal_id)\n        {\n            Some(Some(fd)) => {\n                if cols > 0 && rows > 0 {\n                    set_terminal_size_using_fd(*fd, cols, rows, width_in_pixels, height_in_pixels);\n                }\n            },\n            _ => {\n                Err::<(), _>(anyhow!(\"failed to find terminal fd for id {terminal_id}\"))\n                    .with_context(err_context)\n                    .non_fatal();\n            },\n        }\n        Ok(())\n    }\n\n    pub fn write_to_tty_stdin(&self, terminal_id: u32, buf: &[u8]) -> Result<usize> {\n        let err_context = || format!(\"failed to write to stdin of TTY ID {}\", terminal_id);\n\n        let fd = match self\n            .terminal_id_to_raw_fd\n            .lock()\n            .to_anyhow()\n            .with_context(err_context)?\n            .get(&terminal_id)\n        {\n            Some(Some(fd)) => *fd,","sourceCodeStart":359,"sourceCodeEnd":395,"githubUrl":"https://github.com/zellij-org/zellij/blob/5cb5df5cce4e16c5d1c57c7c062e4a90a7823c41/zellij-server/src/os_input_output_unix.rs#L359-L395","documentation":"Error \"failed to find terminal fd for id {terminal_id}\" thrown in zellij-org/zellij.","triggerScenarios":"Occurs at zellij-server/src/os_input_output_unix.rs:377 when the operation fails: \"failed to find terminal fd for id {terminal_id}\". Currently there is no defensive handling preventing or contextualizing this failure before it surfaces.","commonSituations":"Typically resource exhaustion, invalid fd state, or platform-specific pty limitations.","solutions":["Check system resource limits (open files, processes) and the OS error attached to the failure.","Retry the operation; if persistent, report the OS error with a zellij issue."],"exampleFix":null,"handlingStrategy":null,"validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"5cb5df5cce4e16c5d1c57c7c062e4a90a7823c41","analyzedAt":"2026-08-19T07:42:58.758Z","contentChangedAt":"2026-08-19T07:42:58.758Z","schemaVersion":2},"datasetVersion":"2026-09-14T00:17:10.932Z"}