diff --git a/app/src/main/java/moe/matsuri/nb4a/plugin/Plugins.kt b/app/src/main/java/moe/matsuri/nb4a/plugin/Plugins.kt
index d8f41f1..6ed37d0 100644
--- a/app/src/main/java/moe/matsuri/nb4a/plugin/Plugins.kt
+++ b/app/src/main/java/moe/matsuri/nb4a/plugin/Plugins.kt
@@ -54,6 +54,7 @@ object Plugins {
     }
 
     fun getPlugin(pluginId: String): ProviderInfo? {
+        if (pluginId.isBlank()) return null
         getPluginExternal(pluginId)?.let { return it }
         // internal so
         return ProviderInfo().apply { authority = AUTHORITIES_PREFIX_NEKO_EXE }
diff --git a/nb4a.properties b/nb4a.properties
index 998b2a9..b104350 100644
--- a/nb4a.properties
+++ b/nb4a.properties
@@ -1,3 +1,3 @@
 PACKAGE_NAME=moe.nb4a
 VERSION_NAME=1.1.6
-VERSION_CODE=21
+VERSION_CODE=22