Fix PR #22 control plane build and tool routing - #29
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Add 24 new C++ commands and 29 new Python MCP tools covering: - Editor lifecycle: get_editor_state, get_engine_version, save_all, PIE start/stop, simulate start/stop, pause_game - Level management: list/open/save/create/duplicate/delete levels, sublevel add/remove/toggle visibility - Selection & viewport: get/select actors, focus viewport, set camera, capture screenshot, get viewport stats - Reflection APIs: get/set object properties, call_uobject_function, build_navmesh (merged from standalone) - Protocol: list_tools_dynamic, get_tool_json_schema, ping, protocol version negotiation bumped to 1.2.0 - Reliability: dead-letter queue infrastructure with get/clear tools Merge diverged plugin copies (FlopperamUnrealMCP authoritative, synced to UnrealMCP standalone). Update plan.md and docs/repository-map.md with Phase 1 completion status.
mikkelchokolate
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May 24, 2026 10:05
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Fix for PR #22
This is a follow-up/fix branch for #22. It keeps the PR synced with current
mainand fixes issues found while validating every registered MCP tool.What changed
create_widget_blueprintcreate_blueprint_interfacecreate_blueprint_macro_librarycreate_data_tablecreate_behavior_treecreate_blackboardWhy
During validation, the Python server registered 92 tools, but six asset-creation tools had no matching C++ command route/handler and would fail in a live editor with
Unknown command. Composition helpers could also accidentally create separate module state throughimport unreal_mcp_server_advanced.Validation
python -m py_compile Python\unreal_mcp_server_advanced.py Python\helpers\error_codes.py92/92passed.77/77, missing0.55files matched betweenUnrealMCPandFlopperamUnrealMCP/Plugins/UnrealMCP.RunUAT BuildPlugin ... -TargetPlatforms=Win64 -Rocket:BUILD SUCCESSFUL.Build.bat FlopperamUnrealMCPEditor Win64 Development ...:Result: Succeeded.Note: destructive/lifecycle tools such as editor exit, restart, delete actor, and delete level were validated at wrapper/routing/build layers rather than executed against a live editor project.