fix: temp fix

Author: henrikmv

src/core_modules/capture-core/rules/RuleEngine/RuleEngine.ts

@@ -70,23 +70,32 @@ export class RuleEngine {
             [];
 
         const ruleEngine = new RuleEngineJs(this.flags.verbose || false);
-        const effects = (currentEvent ?
-            ruleEngine.evaluateEvent(
-                inputBuilder.convertEvent(currentEvent),
-                enrollment,
-                events,
-                executionContext,
-            ) :
-            ruleEngine.evaluateEnrollment(
-                enrollment!,
-                events,
-                executionContext,
-            ))
-            .map(effect => ({
-                ...Object.fromEntries(effect.ruleAction.values),
-                action: effect.ruleAction.type,
-                data: effect.data,
-            })) as Array<ProgramRuleEffect>;
+        // TODO: Remove this try/catch
+        let effects: Array<ProgramRuleEffect>;
+        try {
+            effects = (currentEvent ?
+                ruleEngine.evaluateEvent(
+                    inputBuilder.convertEvent(currentEvent),
+                    enrollment,
+                    events,
+                    executionContext,
+                ) :
+                ruleEngine.evaluateEnrollment(
+                    enrollment!,
+                    events,
+                    executionContext,
+                ))
+                .map(effect => ({
+                    ...Object.fromEntries(effect.ruleAction.values),
+                    action: effect.ruleAction.type,
+                    data: effect.data,
+                })) as Array<ProgramRuleEffect>;
+        } catch (error) {
+            // Temporary fix: catch rule engine errors (e.g., "Cannot read properties of undefined (reading 'length')")
+            // that can occur when switching from VirtualizedSelect to SimpleSingleSelect
+            console.warn('Rule engine evaluation error:', error);
+            effects = [];
+        }
 
         const processRulesEffects = getRulesEffectsProcessor(this.outputConverter);
         return processRulesEffects({