diff --git a/app/build.gradle b/app/build.gradle
index f1d68de..08c11c8 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -10,8 +10,8 @@ android {
         applicationId "org.mosad.seil0.projectlaogai"
         minSdkVersion 21
         targetSdkVersion 28
-        versionCode 4
-        versionName "0.1.3"
+        versionCode 5
+        versionName "0.1.4"
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
     }
     buildTypes {
@@ -27,7 +27,7 @@ android {
 dependencies {
     implementation fileTree(include: ['*.jar'], dir: 'libs')
     implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk8:$kotlin_version"
-    implementation 'androidx.appcompat:appcompat:1.0.0'
+    implementation 'androidx.appcompat:appcompat:1.0.1'
     implementation 'androidx.legacy:legacy-support-v4:1.0.0'
     implementation 'com.google.android.material:material:1.0.0'
     implementation 'androidx.constraintlayout:constraintlayout:2.0.0-alpha2'
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 64af04f..90b3833 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -9,7 +9,7 @@
             android:label="@string/app_name"
             android:roundIcon="@mipmap/ic_launcher_round"
             android:supportsRtl="true"
-            android:theme="@style/AppTheme" android:fullBackupContent="@xml/backup_descriptor">
+            android:theme="@style/AppTheme">
 
         <activity
                 android:name=".SplashActivity"
diff --git a/app/src/main/java/org/mosad/seil0/projectlaogai/MainActivity.kt b/app/src/main/java/org/mosad/seil0/projectlaogai/MainActivity.kt
index 36b4dd5..e775b4e 100644
--- a/app/src/main/java/org/mosad/seil0/projectlaogai/MainActivity.kt
+++ b/app/src/main/java/org/mosad/seil0/projectlaogai/MainActivity.kt
@@ -48,7 +48,7 @@ class MainActivity : AppCompatActivity(), NavigationView.OnNavigationItemSelecte
 
     private var weekMenus = ArrayList<Meal>()
     private var courseTTLinkList = ArrayList<CourseTTLink>()
-    private lateinit var timeTableWeek: Array<Array<Lesson>>
+    private var timeTableWeek = arrayOf<Array<Lesson>>()
 
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
@@ -170,7 +170,11 @@ class MainActivity : AppCompatActivity(), NavigationView.OnNavigationItemSelecte
             }
 
             val t2 = doAsync {
-                timeTableWeek = timeTableParser.getTimeTable("https://www.hs-offenburg.de/index.php?id=6627&class=class&iddV=DA64F6FE-9DDB-429E-A677-05D0D40CB636&week=0")
+                try {
+                    timeTableWeek = timeTableParser.getTimeTable("https://www.hs-offenburg.de/index.php?id=6627&class=class&iddV=DA64F6FE-9DDB-429E-A677-05D0D40CB636&week=0")
+                }catch (e: Exception) {
+                    e.stackTrace
+                }
             }
 
             t1.get()
diff --git a/app/src/main/java/org/mosad/seil0/projectlaogai/fragments/HomeFragment.kt b/app/src/main/java/org/mosad/seil0/projectlaogai/fragments/HomeFragment.kt
index 6e75fce..ca56b83 100644
--- a/app/src/main/java/org/mosad/seil0/projectlaogai/fragments/HomeFragment.kt
+++ b/app/src/main/java/org/mosad/seil0/projectlaogai/fragments/HomeFragment.kt
@@ -28,6 +28,7 @@ import android.view.View
 import android.view.ViewGroup
 import android.widget.LinearLayout
 import androidx.fragment.app.Fragment
+import com.afollestad.materialdialogs.MaterialDialog
 import kotlinx.android.synthetic.main.fragment_home.*
 import org.jetbrains.anko.doAsync
 import org.jetbrains.anko.uiThread
@@ -94,26 +95,35 @@ class HomeFragment : Fragment() {
      * add the current timetable to the home screen
      */
     private fun addCurrentTimeTable() {
-        val timeTableDay = mainActivity.getCurrentTimeTableWeek()[Calendar.getInstance().get(Calendar.DAY_OF_WEEK) -2]
 
-        for (i in 0..5) {
-            val lessonCardView = LessonCardView(context!!, null)
+        // TODO this needs to be reworked, currently we display the waring if there is no lecture at all not only if we're unable to load the tt
+        if (mainActivity.getCurrentTimeTableWeek().isNotEmpty()) {
+            val timeTableDay = mainActivity.getCurrentTimeTableWeek()[Calendar.getInstance().get(Calendar.DAY_OF_WEEK) -2]
 
-            lessonCardView.getTxtViewLesson().text = resources.getString(R.string.string_new_line, timeTableDay[i].lessonSubject)
-            lessonCardView.getTxtViewLesson().append(timeTableDay[i].lessonTeacher + "\n")
-            lessonCardView.getTxtViewLesson().append(timeTableDay[i].lessonRoom)
-            lessonCardView.getTxtViewTime().text = DataTypes().getTime()[i]
+            for (i in 0..5) {
+                val lessonCardView = LessonCardView(context!!, null)
 
-            if(lessonCardView.getTxtViewLesson().text.length > 2)
-                linLayoutTimeTable.addView(lessonCardView)
-        }
+                lessonCardView.getTxtViewLesson().text = resources.getString(R.string.string_new_line, timeTableDay[i].lessonSubject)
+                lessonCardView.getTxtViewLesson().append(timeTableDay[i].lessonTeacher + "\n")
+                lessonCardView.getTxtViewLesson().append(timeTableDay[i].lessonRoom)
+                lessonCardView.getTxtViewTime().text = DataTypes().getTime()[i]
 
-        // add a card if there is no lesson today
-        if (linLayoutTimeTable.childCount == 0) {
-            // TODO we could display the next day with a lecture
-            val noLessonCardView = LessonCardView(context!!, null)
-            noLessonCardView.getTxtViewLesson().text = resources.getString(R.string.no_lesson_today)
-            linLayoutTimeTable.addView(noLessonCardView)
+                if(lessonCardView.getTxtViewLesson().text.length > 2)
+                    linLayoutTimeTable.addView(lessonCardView)
+            }
+
+            // add a card if there is no lesson today
+            if (linLayoutTimeTable.childCount == 0) {
+                // TODO we could display the next day with a lecture
+                val noLessonCardView = LessonCardView(context!!, null)
+                noLessonCardView.getTxtViewLesson().text = resources.getString(R.string.no_lesson_today)
+                linLayoutTimeTable.addView(noLessonCardView)
+            }
+        } else {
+            MaterialDialog(context!!)
+                .title(R.string.error)
+                .message(R.string.nott_info)
+                .show()
         }
     }
 
diff --git a/app/src/main/res/values-de-rDE/strings.xml b/app/src/main/res/values-de-rDE/strings.xml
index f94bf0c..a00bede 100644
--- a/app/src/main/res/values-de-rDE/strings.xml
+++ b/app/src/main/res/values-de-rDE/strings.xml
@@ -11,6 +11,8 @@
     <string name="no_meal_today">heute keine Essensausgabe</string>
     <string name="no_more_food">Diese Woche keine weitere Essensausgabe</string>
     <string name="no_lesson_today">heute keine Vorlesung</string>
+    <string name="error">Fehler</string>
+    <string name="nott_info">Stundenplan konnte nicht geladen werden!</string>
     <string name="info">Info</string>
     <string name="user">Benutzer</string>
     <string name="course_desc">Tippen, um den Kurs zu ändern</string>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index fa09649..3fdc62d 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -2,7 +2,7 @@
     <string name="app_name" translatable="false">Project Laogai</string>
     <string name="navigation_drawer_open">Open navigation drawer</string>
     <string name="navigation_drawer_close">Close navigation drawer</string>
-    <string name="nav_header_title" translatable="false">hso App 0.1.3</string>
+    <string name="nav_header_title" translatable="false">hso App 0.1.4</string>
     <string name="nav_header_subtitle" translatable="false">seil0@mosad.xyz</string>
     <string name="nav_header_desc" translatable="false">Project Laogai</string>
 
@@ -19,6 +19,8 @@
     <string name="no_more_food">No more Food this week</string>
 
     <string name="no_lesson_today">"no lecture today "</string>
+    <string name="error">Error</string>
+    <string name="nott_info">Could not load timetabl!"</string>
 
     <string name="sample_user" translatable="false">SampleUser@stud.hs-offenburg.de</string>
     <string name="sample_course" translatable="false">SampleCourse 3</string>
@@ -32,7 +34,7 @@
     <string name="primary_color">primary color</string>
     <string name="main_color_desc">The primary color, default is indigo</string>
     <string name="select">select</string>
-    <string name="version" translatable="false">version 0.1.3</string>
+    <string name="version" translatable="false">version 0.1.4</string>
     <string name="about">about</string>
     <string name="about_txtView" translatable="false">hso App by @Seil0</string>
     <string name="about_text" translatable="false">"This software is made by @Seil0 and is published under the terms and conditions of GPL 3. For further information visit \ngit.mosad.xyz/Seil0/ProjectLaogai \n\n© 2018 seil0@mosad.xyz "</string>