{"record":{"id":"27e021ab3790cd58","repo":"Zackriya-Solutions/meetily","slug":"device-not-found-or-no-compatible-configuration-av","errorCode":null,"errorMessage":"Device not found or no compatible configuration available: {}","messagePattern":"Device not found or no compatible configuration available: (.+?)","errorType":"exception","errorClass":null,"httpStatus":null,"severity":"error","filePath":"frontend/src-tauri/src/audio/devices/platform/windows.rs","lineNumber":256,"sourceCode":"\n            // If we didn't find a matching device, try the default output device as fallback\n            info!(\"No matching output device found, trying default output device\");\n            if let Some(default_device) = wasapi_host.default_output_device() {\n                if let Ok(name) = default_device.name() {\n                    info!(\"Using default output device: {}\", name);\n                    if let Ok(config) = default_device.default_output_config() {\n                        return Ok((default_device, config));\n                    } else if let Ok(supported_configs) = default_device.supported_output_configs() {\n                        if let Some(config) = supported_configs.into_iter().next() {\n                            return Ok((default_device, config.with_max_sample_rate()));\n                        }\n                    }\n                }\n            }\n        }\n    }\n\n    Err(anyhow!(\"Device not found or no compatible configuration available: {}\", audio_device.name))\n}","sourceCodeStart":238,"sourceCodeEnd":257,"githubUrl":"https://github.com/Zackriya-Solutions/meetily/blob/0281737d87d26352fb0adc78c8c0975f691b23d1/frontend/src-tauri/src/audio/devices/platform/windows.rs#L238-L257","documentation":"Terminal error of get_windows_device (windows.rs:256): for the requested DeviceType, neither any enumerated WASAPI device whose name matched base_name (exact or contains) yielded a usable config, nor did the final default-device fallback (default_output_config/default_input_config plus first supported config) succeed. Every path to a (device, SupportedStreamConfig) pair was exhausted.","triggerScenarios":"Output branch is the typical hitter: the requested loopback device no longer exists (unplugged USB/HDMI/VB-Cable) and the default output device also failed both default_output_config() and supported_output_configs() (no active audio endpoint at all - audio service stopped, RDP session without audio redirection); a name matched a device but every format negotiation branch warned and fell through; base_name extracted from a malformed stored name (no suffix), so the raw name compared against differing WASAPI endpoint names.","commonSituations":"RDP into the machine with audio redirection disabled ('no audio output device is installed' state); uninstalling the virtual cable used for system capture without refreshing the picker; Windows N editions missing media features affecting endpoint enumeration; audio endpoints corrupted after sleep/hibernate until the Audio service restarts.","solutions":["Restart Windows Audio (net stop Audiosrv && net start Audiosrv, or reboot) - restores endpoint enumeration after sleep/RDP corruption.","Re-enumerate devices in the app (refresh the picker) and select the current output; verify in Windows Sound settings.","For RDP, enable Remote Audio Playback in the client's local resources, or run locally with a physical endpoint attached.","If a virtual cable is required for loopback, reinstall it and re-select.","Mitigate in callers: catch this error and degrade to mic-only recording (system_device_name: None) instead of failing the whole start_recording."],"exampleFix":"// caller: before - any device error fails recording outright\nlet (dev, cfg) = get_windows_device(&audio_device)?;\n\n// caller: after - degrade to mic-only when the system-audio lookup exhausts all options\nlet (dev, cfg) = match get_windows_device(&audio_device) {\n    Ok(found) => found,\n    Err(e) if matches!(audio_device.device_type, DeviceType::Output) => {\n        warn!(\"System device unavailable ({}); continuing mic-only\", e);\n        return Ok(None); // signal caller to skip system capture\n    }\n    Err(e) => return Err(e),\n};","handlingStrategy":"fallback","validationCode":"// Windows: confirm an audio endpoint exists at all before recording with system audio\nfn any_output_endpoint() -> bool {\n    cpal::host_from_id(cpal::HostId::Wasapi)\n        .ok().and_then(|h| h.default_output_device()).is_some()\n}","typeGuard":null,"tryCatchPattern":"// Exhausted lookup on the system device -> continue mic-only instead of failing the meeting\nmatch get_windows_device(&system_dev) {\n    Ok(ok) => Ok(Some(ok)),\n    Err(e) if e.to_string().contains(\"Device not found or no compatible configuration\") => {\n        warn!(\"System audio unavailable: {}\", e);\n        Ok(None) // record without system audio\n    }\n    Err(e) => Err(e),\n}","preventionTips":["Restart the Windows Audio service after sleep/RDP sessions restore endpoints.","Enable Remote Audio Playback in RDP clients, or attach a physical output device.","Refresh the device picker after plugging/unplugging virtual cables.","Design start_recording to accept mic-only degradation when system capture is optional."],"tags":["windows","wasapi","device-not-found","loopback","rdp","fallback-exhausted"],"backgroundTag":"audio-device-not-found","analyzedSha":"0281737d87d26352fb0adc78c8c0975f691b23d1","analyzedAt":"2026-08-16T20:57:52.567Z","schemaVersion":2},"datasetVersion":"2026-08-16T23:17:17.608Z"}