diff --git a/core/src/main/java/io/xpipe/core/util/ValidationException.java b/core/src/main/java/io/xpipe/core/util/ValidationException.java
new file mode 100644
index 00000000..c24afddf
--- /dev/null
+++ b/core/src/main/java/io/xpipe/core/util/ValidationException.java
@@ -0,0 +1,7 @@
+package io.xpipe.core.util;
+
+import lombok.experimental.StandardException;
+
+@StandardException
+public class ValidationException extends Exception {
+}
diff --git a/extension/src/main/java/io/xpipe/extension/I18n.java b/extension/src/main/java/io/xpipe/extension/I18n.java
index b4786fe9..b300c980 100644
--- a/extension/src/main/java/io/xpipe/extension/I18n.java
+++ b/extension/src/main/java/io/xpipe/extension/I18n.java
@@ -27,4 +27,6 @@ public interface I18n {
     String getKey(String s);
 
     String getLocalised(String s, Object... vars);
+
+    boolean isLoaded();
 }
diff --git a/extension/src/main/java/io/xpipe/extension/event/ErrorEvent.java b/extension/src/main/java/io/xpipe/extension/event/ErrorEvent.java
index 5b3daf8b..b313967d 100644
--- a/extension/src/main/java/io/xpipe/extension/event/ErrorEvent.java
+++ b/extension/src/main/java/io/xpipe/extension/event/ErrorEvent.java
@@ -36,6 +36,7 @@ public class ErrorEvent {
     }
 
     public void handle() {
+        EventHandler.get().modify(this);
         EventHandler.get().handle(this);
     }
 
@@ -50,6 +51,10 @@ public class ErrorEvent {
 
     public static class ErrorEventBuilder {
 
+        public ErrorEventBuilder term() {
+            return terminal(true);
+        }
+
         public ErrorEventBuilder omit() {
             return omitted(true);
         }
diff --git a/extension/src/main/java/io/xpipe/extension/event/EventHandler.java b/extension/src/main/java/io/xpipe/extension/event/EventHandler.java
index 1d505d76..41ede629 100644
--- a/extension/src/main/java/io/xpipe/extension/event/EventHandler.java
+++ b/extension/src/main/java/io/xpipe/extension/event/EventHandler.java
@@ -30,6 +30,11 @@ public abstract class EventHandler {
                 ee.getThrowable().printStackTrace();
             }
         }
+
+        @Override
+        public void modify(ErrorEvent ee) {
+
+        }
     };
 
     public static final EventHandler OMIT = new EventHandler() {
@@ -45,6 +50,11 @@ public abstract class EventHandler {
         @Override
         public void handle(ErrorEvent ee) {
         }
+
+        @Override
+        public void modify(ErrorEvent ee) {
+
+        }
     };
     private static EventHandler INSTANCE;
 
@@ -68,4 +78,6 @@ public abstract class EventHandler {
     public abstract void handle(TrackEvent te);
 
     public abstract void handle(ErrorEvent ee);
+
+    public abstract void modify(ErrorEvent ee);
 }
diff --git a/extension/src/main/java/io/xpipe/extension/event/ExceptionConverter.java b/extension/src/main/java/io/xpipe/extension/event/ExceptionConverter.java
index 4ce7a5d0..744949a6 100644
--- a/extension/src/main/java/io/xpipe/extension/event/ExceptionConverter.java
+++ b/extension/src/main/java/io/xpipe/extension/event/ExceptionConverter.java
@@ -8,30 +8,25 @@ public class ExceptionConverter {
 
     public static String convertMessage(Throwable ex) {
         var msg = ex.getLocalizedMessage();
-        if (ex instanceof StackOverflowError) {
-            return I18n.get("extension.stackOverflow", msg);
+
+        if (!I18n.INSTANCE.isLoaded()) {
+            return msg;
         }
 
-        if (ex instanceof FileNotFoundException) {
-            return I18n.get("extension.fileNotFound", msg);
-        }
+        return switch (ex) {
+            case StackOverflowError e -> I18n.get("extension.stackOverflow");
+            case OutOfMemoryError e -> I18n.get("extension.outOfMemory");
+            case FileNotFoundException e -> I18n.get("extension.fileNotFound", msg);
+            case NullPointerException e -> I18n.get("extension.nullPointer");
+            case UnsupportedOperationException e -> I18n.get("extension.unsupportedOperation", msg);
+            case ClassNotFoundException e -> I18n.get("extension.classNotFound", msg);
+            default -> {
+                if (msg == null || msg.trim().length() == 0) {
+                    yield I18n.get("extension.noInformationAvailable");
+                }
 
-        if (ex instanceof UnsupportedOperationException) {
-            return I18n.get("extension.unsupportedOperation", msg);
-        }
-
-        if (ex instanceof ClassNotFoundException) {
-            return I18n.get("extension.classNotFound", msg);
-        }
-
-        if (ex instanceof NullPointerException) {
-            return I18n.get("extension.nullPointer", msg);
-        }
-
-        if (msg == null || msg.trim().length() == 0) {
-            return I18n.get("extension.noInformationAvailable");
-        }
-
-        return msg;
+                yield msg;
+            }
+        };
     }
 }