diff --git a/Plan/common/src/main/java/com/djrapitops/plan/extension/ExtensionServiceImplementation.java b/Plan/common/src/main/java/com/djrapitops/plan/extension/ExtensionServiceImplementation.java
index 0ca7d16eb..ffd6ca625 100644
--- a/Plan/common/src/main/java/com/djrapitops/plan/extension/ExtensionServiceImplementation.java
+++ b/Plan/common/src/main/java/com/djrapitops/plan/extension/ExtensionServiceImplementation.java
@@ -98,7 +98,7 @@ public class ExtensionServiceImplementation implements ExtensionService {
         gatherer.storeExtensionInformation();
         extensionGatherers.put(pluginName, gatherer);
 
-        updateServerValues(gatherer, CallEvents.SERVER_EXTENSION_REGISTER);
+        processing.submitNonCritical(() -> updateServerValues(gatherer, CallEvents.SERVER_EXTENSION_REGISTER));
 
         logger.getDebugLogger().logOn(DebugChannels.DATA_EXTENSIONS, pluginName + " extension registered.");
         return Optional.of(new CallerImplementation(gatherer, this, processing));
diff --git a/Plan/common/src/main/java/com/djrapitops/plan/extension/implementation/providers/MethodWrapper.java b/Plan/common/src/main/java/com/djrapitops/plan/extension/implementation/providers/MethodWrapper.java
index 4889e80b4..01cf22a6b 100644
--- a/Plan/common/src/main/java/com/djrapitops/plan/extension/implementation/providers/MethodWrapper.java
+++ b/Plan/common/src/main/java/com/djrapitops/plan/extension/implementation/providers/MethodWrapper.java
@@ -41,39 +41,46 @@ public class MethodWrapper<T> {
         methodType = MethodType.forMethod(this.method);
     }
 
-    public T callMethod(DataExtension extension, UUID playerUUID, String playerName) throws InvocationTargetException, IllegalAccessException {
+    public T callMethod(DataExtension extension, UUID playerUUID, String playerName) {
         if (methodType != MethodType.PLAYER_NAME && methodType != MethodType.PLAYER_UUID) {
             throw new IllegalStateException(method.getDeclaringClass() + " method " + method.getName() + " is not GROUP method.");
         }
         return callMethod(extension, playerUUID, playerName, null);
     }
 
-    public T callMethod(DataExtension extension, Group group) throws InvocationTargetException, IllegalAccessException {
+    public T callMethod(DataExtension extension, Group group) {
         if (methodType != MethodType.GROUP) {
             throw new IllegalStateException(method.getDeclaringClass() + " method " + method.getName() + " is not GROUP method.");
         }
         return callMethod(extension, null, null, group);
     }
 
-    public T callMethod(DataExtension extension) throws InvocationTargetException, IllegalAccessException {
+    public T callMethod(DataExtension extension) {
         if (methodType != MethodType.SERVER) {
             throw new IllegalStateException(method.getDeclaringClass() + " method " + method.getName() + " is not SERVER method.");
         }
         return callMethod(extension, null, null, null);
     }
 
-    public T callMethod(DataExtension extension, UUID playerUUID, String playerName, Group group) throws InvocationTargetException, IllegalAccessException {
-        switch (methodType) {
-            case SERVER:
-                return resultType.cast(method.invoke(extension));
-            case PLAYER_UUID:
-                return resultType.cast(method.invoke(extension, playerUUID));
-            case PLAYER_NAME:
-                return resultType.cast(method.invoke(extension, playerName));
-            case GROUP:
-                return resultType.cast(method.invoke(extension, group));
-            default:
-                throw new IllegalArgumentException(method.getDeclaringClass() + " method " + method.getName() + " had invalid parameters.");
+    public T callMethod(DataExtension extension, UUID playerUUID, String playerName, Group group) {
+        try {
+            switch (methodType) {
+                case SERVER:
+                    return resultType.cast(method.invoke(extension));
+                case PLAYER_UUID:
+                    return resultType.cast(method.invoke(extension, playerUUID));
+                case PLAYER_NAME:
+                    return resultType.cast(method.invoke(extension, playerName));
+                case GROUP:
+                    return resultType.cast(method.invoke(extension, group));
+                default:
+                    throw new IllegalArgumentException(method.getDeclaringClass() + " method " + method.getName() + " had invalid parameters.");
+            }
+        } catch (InvocationTargetException | IllegalAccessException e) {
+            Throwable cause = e.getCause();
+            boolean hasCause = cause != null;
+            throw new IllegalArgumentException(method.getDeclaringClass() + " method " + method.getName() + " had invalid parameters; caused " +
+                    (hasCause ? cause.toString() : e.toString()));
         }
     }
 
diff --git a/Plan/extensions/build.gradle b/Plan/extensions/build.gradle
index f5bd4b1e8..3399b63cf 100644
--- a/Plan/extensions/build.gradle
+++ b/Plan/extensions/build.gradle
@@ -2,7 +2,7 @@ dependencies {
     compile project(path: ":api")
     compile "com.djrapitops:Extension-AdvancedAchievements:1.1-R0.2"
     compile "com.djrapitops:Extension-AdvancedBan:2.1.5-R0.5"
-    compile "com.djrapitops:Extension-ASkyBlock:3.0.9.4-R0.2"
+    compile "com.djrapitops:Extension-ASkyBlock:3.0.9.4-R0.3"
     compile "com.djrapitops:Extension-BanManager:5.15.0-R0.4"
     compile "com.djrapitops:Extension-CoreProtect:2.16.0-R0.2"
     compile "com.djrapitops:Extension-DiscordSRV:1.16.6-R0.2"