{"record":{"id":"de8ef9b187e92881","repo":"zellij-org/zellij","slug":"newinplacepluginpane-missing-plugin","errorCode":null,"errorMessage":"NewInPlacePluginPane missing plugin","messagePattern":"NewInPlacePluginPane missing plugin","errorType":"exception","errorClass":"anyhow::Error","httpStatus":null,"severity":"error","filePath":"zellij-utils/src/ipc/protobuf_conversion.rs","lineNumber":2680,"sourceCode":"                        .plugin\n                        .ok_or_else(|| anyhow!(\"NewFloatingPluginPane missing plugin\"))?\n                        .try_into()?,\n                    pane_name: new_floating_plugin_action.pane_name,\n                    skip_cache: new_floating_plugin_action.skip_cache,\n                    cwd: new_floating_plugin_action.cwd.map(PathBuf::from),\n                    coordinates: new_floating_plugin_action\n                        .coordinates\n                        .map(|c| c.try_into())\n                        .transpose()?,\n                    no_focus: new_floating_plugin_action.no_focus,\n                    tab_id: new_floating_plugin_action.tab_id.map(|t| t as usize),\n                })\n            },\n            ActionType::NewInPlacePluginPane(new_in_place_plugin_action) => {\n                Ok(crate::input::actions::Action::NewInPlacePluginPane {\n                    plugin: new_in_place_plugin_action\n                        .plugin\n                        .ok_or_else(|| anyhow!(\"NewInPlacePluginPane missing plugin\"))?\n                        .try_into()?,\n                    pane_name: new_in_place_plugin_action.pane_name,\n                    skip_cache: new_in_place_plugin_action.skip_cache,\n                    close_replaced_pane: new_in_place_plugin_action.close_replaced_pane,\n                    no_focus: new_in_place_plugin_action.no_focus,\n                    tab_id: new_in_place_plugin_action.tab_id.map(|t| t as usize),\n                })\n            },\n            ActionType::StartOrReloadPlugin(start_plugin_action) => {\n                Ok(crate::input::actions::Action::StartOrReloadPlugin {\n                    plugin: start_plugin_action\n                        .plugin\n                        .ok_or_else(|| anyhow!(\"StartOrReloadPlugin missing plugin\"))?\n                        .try_into()?,\n                })\n            },\n            ActionType::CloseTerminalPane(close_pane_action) => {\n                Ok(crate::input::actions::Action::CloseTerminalPane {","sourceCodeStart":2662,"sourceCodeEnd":2698,"githubUrl":"https://github.com/zellij-org/zellij/blob/98a0837077492d53dd252ab30bc3e43e41e504f4/zellij-utils/src/ipc/protobuf_conversion.rs#L2662-L2698","documentation":"Conversion of the protobuf IPC action NewInPlacePluginPane into the internal Action requires the nested `plugin` message (the wasm plugin to open in place of the current pane). Like the tiled/floating variants, the proto3 message field is optional and an unset value trips this error during conversion, so no pane is created.","triggerScenarios":"IPC senders that emit NewInPlacePluginPane without the plugin submessage — default-constructed actions from custom clients, mismatched generated stubs, or truncated payloads.","commonSituations":"Automated layouts or plugin flows opening in-place plugin panes programmatically; version skew between the emitting client and the converting server; malformed-message testing.","solutions":["Set the `plugin` field on NewInPlacePluginPane before sending","Regenerate client stubs from the server's zellij proto definitions","Keep client and server versions aligned","Validate the action shape before sending and log dropped malformed actions"],"exampleFix":"// before\nNewInPlacePluginPaneAction { close_replaced_pane: true, ..Default::default() } // plugin: None\n\n// after\nNewInPlacePluginPaneAction {\n    plugin: Some(ProtobufPlugin { _location: Some(plugin_location), ..Default::default() }),\n    close_replaced_pane: true,\n    ..Default::default()\n}","handlingStrategy":"validation","validationCode":"if let ActionType::NewInPlacePluginPane(a) = action.action_type.as_ref().unwrap() {\n    if a.plugin.is_none() {\n        anyhow::bail!(\"NewInPlacePluginPane requires a plugin location\");\n    }\n}","typeGuard":"fn new_in_place_plugin_action_is_valid(a: &NewInPlacePluginPaneAction) -> bool {\n    a.plugin.is_some()\n}","tryCatchPattern":"match protobuf_action.try_into() {\n    Ok(action) => dispatch(action),\n    Err(e) if e.to_string().contains(\"NewInPlacePluginPane missing plugin\") => {\n        log::warn!(\"dropping malformed NewInPlacePluginPane action\");\n    },\n    Err(e) => return Err(e.context(\"action conversion failed\")),\n}","preventionTips":["Require a plugin location in your action-builder API (take it as a mandatory argument)","Rebuild client protobuf code whenever you upgrade the zellij server","Assert required fields in serialization round-trip tests","Keep a checklist of which IPC actions carry mandatory submessages"],"tags":["protobuf","ipc","action","plugin","in-place-pane","validation"],"backgroundTag":null,"analyzedSha":"98a0837077492d53dd252ab30bc3e43e41e504f4","analyzedAt":"2026-08-16T13:02:01.396Z","schemaVersion":2},"datasetVersion":"2026-08-16T13:17:31.715Z"}