diff --git a/app/src/main/java/com/coldmint/rust/pro/EditActivity.kt b/app/src/main/java/com/coldmint/rust/pro/EditActivity.kt
index c9e32d0..40acc3c 100644
--- a/app/src/main/java/com/coldmint/rust/pro/EditActivity.kt
+++ b/app/src/main/java/com/coldmint/rust/pro/EditActivity.kt
@@ -106,59 +106,6 @@ class EditActivity : BaseActivity<ActivityEditBinding>() {
 //        EditEndBinding.bind(viewBinding.root)
 //    }
 
-    fun showRenewalTip() {
-        val debugKey = "续费提示"
-        val account = AppSettings.getValue(AppSettings.Setting.Account, "")
-        val time = AppSettings.getValue(AppSettings.Setting.ExpirationTime, 0.toLong())
-        if (time == 0.toLong() || account.isBlank()) {
-            DebugHelper.printLog(debugKey, "没有账号或续费信息，关闭界面。")
-            Toast.makeText(this, "请先登录", Toast.LENGTH_SHORT).show()
-            finish()
-        } else {
-            val stringTime = ServerConfiguration.toStringTime(time)
-            if (stringTime == ServerConfiguration.ForeverTime) {
-                DebugHelper.printLog(debugKey, "永久用户无需处理续费提示。")
-            } else {
-                val difference = time - System.currentTimeMillis()
-                if (difference < 0) {
-                    //已经过期
-                    DebugHelper.printLog(debugKey, "此用户的助手已经过期。")
-                    MaterialAlertDialogBuilder(this).setTitle(R.string.activation_app)
-                        .setMessage(
-                            R.string.activation_app_tip
-                        ).setPositiveButton(R.string.activate) { i, i2 ->
-                            finish()
-                            val intent = Intent(this, ActivateActivity::class.java)
-                            startActivity(intent)
-                        }.setNegativeButton(R.string.dialog_cancel) { i, i2 ->
-                            finish()
-                        }.setCancelable(false).show()
-                } else if (difference < 604800000) {
-                    //如果在7天内到期
-                    val day = difference / 86400000 + 1
-                    DebugHelper.printLog(
-                        debugKey,
-                        "显示续费提醒(" + difference + "/86400000)" + day + "天。"
-                    )
-                    MaterialAlertDialogBuilder(this).setTitle(R.string.renewal_tip_title)
-                        .setMessage(
-                            String.format(
-                                getString(R.string.renewal_tip_msg),
-                                account,
-                                day
-                            )
-                        ).setPositiveButton(R.string.renewal) { i, i2 ->
-                            val intent = Intent(this, ActivateActivity::class.java)
-                            startActivity(intent)
-                        }.setNegativeButton(R.string.dialog_cancel) { i, i2 ->
-                        }.setCancelable(false).show()
-                } else {
-                    DebugHelper.printLog(debugKey, "还剩余7天以上，无需提示。")
-
-                }
-            }
-        }
-    }
 
     /**
      * 加载主要的观察者
@@ -496,7 +443,6 @@ class EditActivity : BaseActivity<ActivityEditBinding>() {
             initCodeEditor()
             initStartView()
 //            initEndView()
-            showRenewalTip()
             loadCustomStyle()
             loadSearchLayout()
             turretCoordinateResults =
diff --git a/app/src/main/java/com/coldmint/rust/pro/base/BaseFragment.kt b/app/src/main/java/com/coldmint/rust/pro/base/BaseFragment.kt
index 8e1837a..ed0ca06 100644
--- a/app/src/main/java/com/coldmint/rust/pro/base/BaseFragment.kt
+++ b/app/src/main/java/com/coldmint/rust/pro/base/BaseFragment.kt
@@ -14,11 +14,7 @@ import com.google.firebase.ktx.Firebase
 
 abstract class BaseFragment<T : ViewBinding> : Fragment() {
     protected lateinit var firebaseAnalytics: FirebaseAnalytics
-
-    val viewBinding: T by lazy {
-        val layoutInflater = LayoutInflater.from(requireActivity())
-        getViewBindingObject(layoutInflater)
-    }
+    protected lateinit var viewBinding: T
 
 
     /**
@@ -52,6 +48,7 @@ abstract class BaseFragment<T : ViewBinding> : Fragment() {
         container: ViewGroup?,
         savedInstanceState: Bundle?
     ): View? {
+        viewBinding = getViewBindingObject(inflater)
         return viewBinding.root
     }
 
diff --git a/app/src/main/java/com/coldmint/rust/pro/fragments/AllUnitsFragment.kt b/app/src/main/java/com/coldmint/rust/pro/fragments/AllUnitsFragment.kt
index 798ad52..fd1b9b3 100644
--- a/app/src/main/java/com/coldmint/rust/pro/fragments/AllUnitsFragment.kt
+++ b/app/src/main/java/com/coldmint/rust/pro/fragments/AllUnitsFragment.kt
@@ -153,8 +153,9 @@ class AllUnitsFragment(
      */
     fun loadFiles(file: File? = modClass?.modFile) {
         if (file == null) {
-            Snackbar.make(viewBinding.unitList, R.string.file_not_exist, Snackbar.LENGTH_SHORT)
-                .show()
+            if (isAdded) {
+                Toast.makeText(requireContext(), R.string.file_not_exist, Toast.LENGTH_SHORT).show()
+            }
             return
         }
         val handler = Handler(Looper.getMainLooper())
diff --git a/app/src/main/java/com/coldmint/rust/pro/fragments/CommunityFragment.kt b/app/src/main/java/com/coldmint/rust/pro/fragments/CommunityFragment.kt
index e42a0c3..a7f9846 100644
--- a/app/src/main/java/com/coldmint/rust/pro/fragments/CommunityFragment.kt
+++ b/app/src/main/java/com/coldmint/rust/pro/fragments/CommunityFragment.kt
@@ -17,11 +17,7 @@ import com.google.android.material.tabs.TabLayout
 import com.google.android.material.tabs.TabLayoutMediator
 
 class CommunityFragment : BaseFragment<FragmentCommunityBinding>() {
-    // 当请求时，此适配器返回一个
-    // representing an object in the collection.
-    private val communityAdapter: CommunityAdapter by lazy {
-        CommunityAdapter(this)
-    }
+
 
 
     fun loadTab() {
@@ -60,7 +56,7 @@ class CommunityFragment : BaseFragment<FragmentCommunityBinding>() {
     }
 
     override fun whenViewCreated(inflater: LayoutInflater, savedInstanceState: Bundle?) {
-        viewBinding.pager.adapter = communityAdapter
+        viewBinding.pager.adapter = CommunityAdapter(this)
         viewBinding.pager.isSaveEnabled = false
         loadTab()
     }
diff --git a/app/src/main/res/layout/activity_pack.xml b/app/src/main/res/layout/activity_pack.xml
index 01f42c4..9e08e91 100644
--- a/app/src/main/res/layout/activity_pack.xml
+++ b/app/src/main/res/layout/activity_pack.xml
@@ -35,13 +35,12 @@
             android:animateLayoutChanges="true"
             android:orientation="vertical">
 
-            <androidx.cardview.widget.CardView
+            <com.google.android.material.card.MaterialCardView
                 android:id="@+id/packCard"
+                style="@style/Widget.Material3.CardView.Elevated"
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
-                android:visibility="gone"
-                app:cardElevation="2dp"
-                card_view:cardCornerRadius="2dp">
+                android:visibility="gone">
 
                 <LinearLayout
                     android:layout_width="match_parent"
@@ -51,13 +50,14 @@
 
                     <TextView
                         android:id="@+id/packingTitle"
+                        style="@style/TextAppearance.Material3.HeadlineSmall"
                         android:layout_width="wrap_content"
                         android:layout_height="wrap_content"
-                        android:text="@string/packmod"
-                        android:textSize="16sp" />
+                        android:text="@string/packmod" />
 
                     <TextView
                         android:id="@+id/packingState"
+                        style="@style/TextAppearance.Material3.BodyMedium"
                         android:layout_width="wrap_content"
                         android:layout_height="wrap_content"
                         android:layout_marginTop="8dp"
@@ -65,7 +65,7 @@
 
 
                 </LinearLayout>
-            </androidx.cardview.widget.CardView>
+            </com.google.android.material.card.MaterialCardView>
 
 
             <com.google.android.material.card.MaterialCardView