GUI popup for uncaught asyncio loop exceptions

src/gui/Popups/UnexpectedErrorPopup.qml

@@ -16,12 +16,12 @@ BoxPopup {
 
 
     property string errorType
-    property var errorArguments: []
+    property string message: ""
     property string traceback: ""
 
 
     HScrollableTextArea {
-        text: traceback || qsTr("No traceback available")
+        text: [message, traceback].join("\n\n") || qsTr("No info available")
         area.readOnly: true
 
         Layout.fillWidth: true

src/gui/PythonBridge/EventHandlers.qml

@@ -47,7 +47,7 @@ QtObject {
             utils.makePopup(
                 "Popups/UnexpectedErrorPopup.qml",
                 window,
-                { errorType: type, errorArguments: args, traceback },
+                { errorType: type, traceback },
             )
         }
 
@@ -55,6 +55,25 @@ QtObject {
     }
 
 
+    function onLoopException(message, error, traceback) {
+        // No need to log these here, the asyncio exception handler does it
+        const type = py.getattr(py.getattr(error, "__class__"), "__name__")
+
+        if (window.hideErrorTypes.has(type)) {
+            console.warn(
+                "Not showing error popup for this type due to user choice"
+            )
+            return
+        }
+
+        utils.makePopup(
+            "Popups/UnexpectedErrorPopup.qml",
+            window,
+            { errorType: type, message, traceback },
+        )
+    }
+
+
     function onModelUpdated(syncId, data, serializedSyncId) {
         if (serializedSyncId === "Account" || serializedSyncId[0] === "Room") {
             py.callCoro("get_flat_mainpane_data", [], data => {