Fix: fix #1580

src/Logic/Tags/TagUtils.ts

@@ -98,7 +98,7 @@ export class TagUtils {
                         "Invalid type to flatten the multiAnswer: key is a regex too",
                         tagsFilter
                     )
-                    throw "Invalid type to FlattenMultiAnswer"
+                    throw "Invalid type to FlattenMultiAnswer: key is a regex too"
                 }
                 const keystr = <string>key
                 if (keyValues[keystr] === undefined) {
@@ -109,7 +109,10 @@ export class TagUtils {
             }
 
             console.error("Invalid type to flatten the multiAnswer", tagsFilter)
-            throw "Invalid type to FlattenMultiAnswer"
+            throw (
+                "Invalid type to FlattenMultiAnswer, not one of RegexTag, Tag or And: " +
+                tagsFilter.asHumanString(false, false, {})
+            )
         }
         return keyValues
     }

src/Logic/UIEventSource.ts

@@ -357,6 +357,7 @@ class ListenerTracker<T> {
         let toDelete = undefined
         let startTime = new Date().getTime() / 1000
         for (const callback of this._callbacks) {
+            try {
                 if (callback(data) === true) {
                     // This callback wants to be deleted
                     // Note: it has to return precisely true in order to avoid accidental deletions
@@ -366,6 +367,9 @@ class ListenerTracker<T> {
                         toDelete.push(callback)
                     }
                 }
+            } catch (e) {
+                console.error("Got an error while running a callback:", e)
+            }
         }
         let endTime = new Date().getTime() / 1000
         if (endTime - startTime > 500) {

src/UI/Popup/TagRendering/TagRenderingQuestion.svelte

@@ -54,6 +54,7 @@
 
     if (
       confg.mappings?.length > 0 &&
+      confg.multiAnswer &&
       (checkedMappings === undefined ||
         checkedMappings?.length < confg.mappings.length + (confg.freeform ? 1 : 0))
     ) {