diff --git a/src/main/java/io/github/linwancen/plugin/show/ext/conf/listener/ConfFileInitListener.java b/src/main/java/io/github/linwancen/plugin/show/ext/conf/listener/ConfFileInitListener.java
index 60c7905..e262eb1 100644
--- a/src/main/java/io/github/linwancen/plugin/show/ext/conf/listener/ConfFileInitListener.java
+++ b/src/main/java/io/github/linwancen/plugin/show/ext/conf/listener/ConfFileInitListener.java
@@ -1,34 +1,42 @@
 package io.github.linwancen.plugin.show.ext.conf.listener;
 
+import com.intellij.openapi.project.DumbService;
 import com.intellij.openapi.project.Project;
+import com.intellij.openapi.project.ProjectManager;
 import com.intellij.openapi.project.ProjectManagerListener;
 import io.github.linwancen.plugin.show.ext.conf.ConfCache;
 import org.jetbrains.annotations.NotNull;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-import java.util.Arrays;
+import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
 
 /**
  * call ConfCache.loadAll
  */
-public class ConfFileInitListener implements ProjectManagerListener {
+public class ConfFileInitListener implements DumbService.DumbModeListener, ProjectManagerListener {
 
     private static final Logger LOG = LoggerFactory.getLogger(ConfFileInitListener.class);
+    private static final Map<Project, Boolean> PROJECT_LOAD_MAP = new ConcurrentHashMap<>() {};
 
     @Override
-    public void projectOpened(@NotNull Project project) {
+    public void exitDumbMode() {
         try {
-            StackTraceElement[] stackTrace = Thread.currentThread().getStackTrace();
-            boolean isInLoadAll = Arrays.stream(stackTrace).anyMatch(stack ->
-                    stack.getMethodName().equals("loadAll")
-                            && stack.getClassName().equals(ConfCache.class.getName()));
-            if (isInLoadAll) {
-                return;
+            @NotNull Project[] projects = ProjectManager.getInstance().getOpenProjects();
+            for (Project project : projects) {
+                PROJECT_LOAD_MAP.computeIfAbsent(project, k -> {
+                    ConfCache.loadAll(project);
+                    return true;
+                });
             }
-            ConfCache.loadAll(project);
         } catch (Throwable e) {
             LOG.info("ConfFileInitListener catch Throwable but log to record.", e);
         }
     }
+
+    @Override
+    public void projectClosed(@NotNull Project project) {
+        PROJECT_LOAD_MAP.remove(project);
+    }
 }
diff --git a/src/main/resources/META-INF/plugin.xml b/src/main/resources/META-INF/plugin.xml
index 789cd09..092063f 100644
--- a/src/main/resources/META-INF/plugin.xml
+++ b/src/main/resources/META-INF/plugin.xml
@@ -153,6 +153,8 @@ Show doc comment in the Project view Tree, line End, json, other
   <projectListeners>
     <listener class="io.github.linwancen.plugin.show.ext.conf.listener.ConfFileInitListener"
               topic="com.intellij.openapi.project.ProjectManagerListener"/>
+    <listener class="io.github.linwancen.plugin.show.ext.conf.listener.ConfFileInitListener"
+              topic="com.intellij.openapi.project.DumbService$DumbModeListener"/>
     <listener class="io.github.linwancen.plugin.show.cache.CacheUpdateProjectListener"
               topic="com.intellij.openapi.project.ProjectManagerListener"/>
   </projectListeners>