editor: game running badge and stop game button during play-tests, crosshair for play from camera position while shift is held, readable outliner names, plain error dialogs with details and no stuck loading status, inspector hints wrap with the dock

docs/manual/20-troubleshooting.md

@@ -21,6 +21,7 @@
 | The editor is slow in a big level | Hide what you do not need (**H**, or switch layers off), close the Textures window, use the top view for large moves. |
 | A key does nothing | Single-letter keys do not work while a text field has the focus – click into the viewport first. Some keys are shared by two tools (see [Keys](19-shortcuts.md#keys)); use the toolbar button. |
 | I lost my changes after a crash | Start the editor again and choose **Recover** – autosave keeps unsaved changes (Edit → Preferences sets how often). |
+| A project does not open ("…is damaged", "…does not exist") | The current level stays open. Try the autosave (start the editor again → **Recover**) or an older copy of the file. When you report a bug, click **Details** in the message and copy the text. |
 | A panel is gone | **View → Panels** opens it again. |
 | An object type I want is not in the list | The Objects list shows the base level's types and the ones you imported. Import the type from **Assets → All worlds** ([Importing objects from other worlds](09-objects.md#importing-objects-from-other-worlds)). |
 
@@ -31,7 +32,7 @@
 | Build or Play is refused | The Problems panel lists errors; fix them first (double-click a message to find the item). |
 | "The game is still running" | Level files cannot be replaced while the game runs – click **Quit game and play** in the message, or quit the game yourself. |
 | The llama falls through the floor | Show collision (**C**). The floor needs collision: check the brush's collision faces in **Brush shape**, or paint the floor with the **Collision** tool. |
-| **Play from camera position** says there is no floor | Point the middle of the view at walkable ground. Tree crowns, roofs and decoration often have no collision. |
+| **Play from camera position** says there is no floor | Point the middle of the view at walkable ground (hold **Shift**: the crosshair turns green on a valid spot). Tree crowns, roofs and decoration often have no collision. |
 | The exit does not work | The LevelDoor needs **exit floor (16)** in its cell. The **Exit** setup in the Objects panel places both together. |
 | The level does not load / the game crashes | **Level → Check for problems**; keep tiles inside the grid; exactly one player start; no tile model over 8000 vertices. |
 | My level is missing on the world map | New levels are in world 9 (TestLevel). Unlock it in LlamaMod's **Save games** tab, or play with **F5**. |
@@ -69,7 +70,8 @@ extra wrapper should be needed.
 
 * The game runs through **Wine**; install it from your distribution. **Settings → Wine command**
   points LlamaMod at a specific Wine (leave it empty for the installed one); the line below it
-  says whether that Wine was found.
+  says whether that Wine was found and its version. Wine older than 5.0 is marked in red, and
+  **Play** warns once before starting the game with it (you can still play anyway).
 * The first **Play** prepares Wine for the game, which can take a minute.
 * **Settings → Run in a window** (Wine virtual desktop) is recommended – otherwise the game
   switches the whole screen to its resolution.