diff --git a/metadata/de.akaflieg_freiburg.enroute.yml b/metadata/de.akaflieg_freiburg.enroute.yml
index 8cf5a061ab..76d03c2fb0 100644
--- a/metadata/de.akaflieg_freiburg.enroute.yml
+++ b/metadata/de.akaflieg_freiburg.enroute.yml
@@ -227,7 +227,115 @@ Builds:
         --output android-build --release --apk de.akaflieg_freiburg.enroute_270.apk
     ndk: r21e
 
+  - versionName: 2.8.0
+    versionCode: 208000
+    commit: e69c18c0bfac948da7381be288fc425b939a4b31
+    submodules: true
+    sudo:
+      - apt-get update || apt-get update
+      - apt-get install --yes librsvg2-bin p7zip
+      - apt-get -t stretch-backports-sloppy install libarchive13
+      - apt-get -t stretch-backports install cmake
+    patch:
+      - enroute_208000.patch
+    output: build-android-release/android-build/build/outputs/apk/release/android-build-release-unsigned.apk
+    srclibs:
+      - OpenSSL@OpenSSL_1_1_1g
+    prebuild: $$SDK$$/tools/bin/sdkmanager 'platforms;android-29' > /dev/null
+    scandelete:
+      - 3rdParty/android_openssl
+    build:
+      - cd ..
+      - rm -rf Qt
+      - mkdir -p Qt
+      - cd Qt
+      - for ms in qtxmlpatterns:b6fa178b828389fa3eaf1ea5aa6f721b9a5b4569 qtwebview:78da1dcb01fd79f13ed96cba4887345615c572c4
+        qtwebsockets:3912d19bf2a587e0f86a8f42a1a0b4f2a6df1a60 qtwebchannel:8854b3733bd2f465108a6ac58ad547fef1af5b8c
+        qttranslations:38cc892ce6f49927624e91fd00004e2b2a4657a5 qttools:61e4681419f97b49eb2f71a27a17807b92801d51
+        qtsvg:b0d6a56c08fd357c78023be88229cc47c7a92141 qtspeech:7565986b16bbaf795f6f4e3cad5f496efe16c7c8
+        qtserialport:038c5fe2beb595625052e602058b142c0957004c qtsensors:ca83b34c0738bd5fda44a7214cbaa700b3029a29
+        qtscxml:89dce4a9c01c5f13b4aa84bbaf31260b3d70b6ba qtremoteobjects:ef98d3b8ae26e5c3211233a01bc35b8085039bd6
+        qtquickcontrols2:5abb61de26f9b87faac73793fc88da9efee30c1c qtquickcontrols:e2dab456b14088698b2236db1742a7cac454ce7c
+        qtmultimedia:4eadae690a8bdcdb872e5e4ae6ee531ed2875c09 qtlocation:494ab28f952777fc7971d74230decbba2a591c76
+        qtimageformats:b76983790ec096aa8b09bdc9d1e8bb18322e437a qtgraphicaleffects:54c4d192ca2b141bd210c889efd0941ab50d8d93
+        qtgamepad:e50414650e676e6ac944f507ae2d3b791048ebb0 qtdeclarative:f9ea02d310e2bb0941fb0a0410860a2ba12ed957
+        qtconnectivity:0ee435612dc7c283837f01a9284c8212527e8959 qtbase:89564b42306119e731fd1412fe506e097de776ef
+        qtandroidextras:c13ed926c38d5bb8853a18e0cab7aafded0d87b7 qt3d:712f356d8357b28c12f305a4394707e53327601e;
+        do m=${ms%:*}; s=${ms#*:}; fn=5.15.2-0-202011130628${m}-Linux-RHEL_7_6-Clang-Android-Android_ANY-Multi.7z;
+        wget -q https://download.qt.io/online/qtsdkrepository/linux_x64/android/qt5_5152/qt.qt5.5152.android/$fn;
+        echo "$s  $fn" | sha1sum -c
+      - 7zr x $fn; done
+      - for ms in qtcharts:be575a96362eeb006f9fea42c14fdce2c46facfc; do m=${ms%:*};
+        s=${ms#*:}; fn=5.15.2-0-202011130628${m}-Linux-RHEL_7_6-Clang-Android-Android_ANY-Multi.7z;
+        wget -q https://download.qt.io/online/qtsdkrepository/linux_x64/android/qt5_5152/qt.qt5.5152.qtcharts.android//$fn;
+        echo "$s  $fn" | sha1sum -c
+      - 7zr x $fn; done
+      - for ms in qtquicktimeline:2a11c4a88d79b7db0adb29a9231b0f00f20cec08; do m=${ms%:*};
+        s=${ms#*:}; fn=5.15.2-0-202011130628${m}-Linux-RHEL_7_6-Clang-Android-Android_ANY-Multi.7z;
+        wget -q https://download.qt.io/online/qtsdkrepository/linux_x64/android/qt5_5152/qt.qt5.5152.qtquicktimeline.android//$fn;
+        echo "$s  $fn" | sha1sum -c
+      - 7zr x $fn; done
+      - export Qt5_DIR_ANDROID="$(pwd)/5.15.2/android"
+      - export QTDIR="$(pwd)/5.15.2/android"
+      - cd ..
+      - cd de.akaflieg_freiburg.enroute
+      - export PATH="$QTDIR/bin:$PATH"
+      - export CMAKE_PREFIX_PATH=$QTDIR/bin
+      - export CMAKE_PREFIX_PATH=$Qt5_DIR_ANDROID/lib/cmake/Qt5
+      - export QT_QMAKE_EXECUTABLE=$Qt5_DIR_ANDROID/bin/qmake
+      - export ANDROID_NDK_ROOT=$$NDK$$
+      - export ANDROID_SDK_ROOT=$$SDK$$
+      - mkdir libs
+      - cd libs
+      - mkdir arm arm64 x86 x86_64
+      - cd ../../srclib/OpenSSL
+      - export PATH=$ANDROID_NDK_ROOT/toolchains/llvm/prebuilt/linux-x86_64/bin:$ANDROID_NDK_ROOT/toolchains/arm-linux-androideabi-4.9/prebuilt/linux-x86_64/bin:$PATH
+      - ./Configure shared android-arm64 -D__ANDROID_API__=21
+      - make -j`nproc` SHLIB_VERSION_NUMBER= SHLIB_EXT=_1_1.so build_libs &>>/dev/null
+      - llvm-strip --strip-all libcrypto_1_1.so
+      - llvm-strip --strip-all libssl_1_1.so
+      - cp libcrypto_1_1.so ../../de.akaflieg_freiburg.enroute/libs/arm64/.
+      - cp libssl_1_1.so ../../de.akaflieg_freiburg.enroute/libs/arm64/.
+      - git clean -dffx &>>/dev/null
+      - ./Configure shared android-arm -D__ANDROID_API__=16
+      - make -j`nproc` SHLIB_VERSION_NUMBER= SHLIB_EXT=_1_1.so build_libs &>>/dev/null
+      - llvm-strip --strip-all libcrypto_1_1.so
+      - llvm-strip --strip-all libssl_1_1.so
+      - cp libcrypto_1_1.so ../../de.akaflieg_freiburg.enroute/libs/arm/.
+      - cp libssl_1_1.so ../../de.akaflieg_freiburg.enroute/libs/arm/.
+      - git clean -dffx &>>/dev/null
+      - ./Configure shared android-x86 -D__ANDROID_API__=16
+      - make -j`nproc` SHLIB_VERSION_NUMBER= SHLIB_EXT=_1_1.so build_libs &>>/dev/null
+      - llvm-strip --strip-all libcrypto_1_1.so
+      - llvm-strip --strip-all libssl_1_1.so
+      - cp libcrypto_1_1.so ../../de.akaflieg_freiburg.enroute/libs/x86/.
+      - cp libssl_1_1.so ../../de.akaflieg_freiburg.enroute/libs/x86/.
+      - git clean -dffx &>>/dev/null
+      - ./Configure shared android-x86_64 -D__ANDROID_API__=21
+      - make -j`nproc` SHLIB_VERSION_NUMBER= SHLIB_EXT=_1_1.so build_libs &>>/dev/null
+      - llvm-strip --strip-all libcrypto_1_1.so
+      - llvm-strip --strip-all libssl_1_1.so
+      - cp libcrypto_1_1.so ../../de.akaflieg_freiburg.enroute/libs/x86_64/.
+      - cp libssl_1_1.so ../../de.akaflieg_freiburg.enroute/libs/x86_64/.
+      - cd ../../de.akaflieg_freiburg.enroute
+      - mkdir -p build-android-release
+      - androidCompileSdkVersion="28.0.3"
+      - cd build-android-release
+      - cmake .. -DANDROID_ABI:STRING=armeabi-v7a -DANDROID_BUILD_ABI_arm64-v8a:BOOL=ON
+        -DANDROID_BUILD_ABI_armeabi-v7a:BOOL=ON -DANDROID_BUILD_ABI_x86:BOOL=false
+        -DANDROID_BUILD_ABI_x86_64:BOOL=false -DANDROID_NATIVE_API_LEVEL:STRING=21
+        -DANDROID_NDK:PATH=$ANDROID_NDK_ROOT -DANDROID_SDK:PATH=$ANDROID_SDK_ROOT
+        -DANDROID_STL:STRING=c++_shared -DCMAKE_BUILD_TYPE:STRING=Release -DCMAKE_CXX_COMPILER:STRING=$ANDROID_NDK_ROOT/toolchains/llvm/prebuilt/linux-x86_64/bin/clang++
+        -DCMAKE_CXX_FLAGS="-Werror -Wall -Wextra" -DCMAKE_C_COMPILER:STRING=$ANDROID_NDK_ROOT/toolchains/llvm/prebuilt/linux-x86_64/bin/clang
+        -DCMAKE_FIND_ROOT_PATH:STRING=$Qt5_DIR_ANDROID -DCMAKE_PREFIX_PATH:STRING=$Qt5_DIR_ANDROID
+        -DCMAKE_TOOLCHAIN_FILE:PATH=$ANDROID_NDK_ROOT/build/cmake/android.toolchain.cmake
+      - cmake ..
+      - make -j`nproc`
+      - $Qt5_DIR_ANDROID/bin/androiddeployqt --input android_deployment_settings.json
+        --output android-build --release --apk de.akaflieg_freiburg.enroute_280.apk
+    ndk: r21e
+
 AutoUpdateMode: None
 UpdateCheckMode: None
-CurrentVersion: 2.7.0
-CurrentVersionCode: 207000
+CurrentVersion: 2.8.0
+CurrentVersionCode: 208000
diff --git a/metadata/de.akaflieg_freiburg.enroute/enroute_207000.patch b/metadata/de.akaflieg_freiburg.enroute/enroute_207000.patch
index bdf11f4cb9..b93644f8e2 100644
--- a/metadata/de.akaflieg_freiburg.enroute/enroute_207000.patch
+++ b/metadata/de.akaflieg_freiburg.enroute/enroute_207000.patch
@@ -51,18 +51,24 @@ index 251e4d45..c0c6b0f1 100644
          )
  
 diff --git a/src/MobileAdaptor.cpp b/src/MobileAdaptor.cpp
-index 093a2a8b..d43d6dd8 100644
+index 093a2a8b..30acdfc8 100644
 --- a/src/MobileAdaptor.cpp
 +++ b/src/MobileAdaptor.cpp
-@@ -201,14 +201,13 @@ extern "C" {
+@@ -200,15 +200,18 @@ extern "C" {
+ 
  JNIEXPORT void JNICALL Java_de_akaflieg_1freiburg_enroute_MobileAdaptor_onWifiConnected(JNIEnv* /*unused*/, jobject /*unused*/)
  {
- 
+-
 -    if (mobileAdaptorStatic.isNull()) {
-+    if (Global::mobileAdaptor() == nullptr) {
++    // This method gets called from Java before main() has executed
++    // and thus before a QApplication instance has been constructed.
++    // In these cases, the methods of the Global class must not be called
++    // and we simply return.
++    if (QCoreApplication::instance() == nullptr) {
          return;
      }
 -    mobileAdaptorStatic->emitWifiConnected();
++
 +    Global::mobileAdaptor()->emitWifiConnected();
  
  }
diff --git a/metadata/de.akaflieg_freiburg.enroute/enroute_208000.patch b/metadata/de.akaflieg_freiburg.enroute/enroute_208000.patch
new file mode 100644
index 0000000000..1436964bca
--- /dev/null
+++ b/metadata/de.akaflieg_freiburg.enroute/enroute_208000.patch
@@ -0,0 +1,40 @@
+diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
+index a3883498..59f9cf93 100644
+--- a/src/CMakeLists.txt
++++ b/src/CMakeLists.txt
+@@ -195,9 +195,9 @@ if( ANDROID )
+     configure_file(AndroidManifest.xml.in android/AndroidManifest.xml)
+     configure_file(android/build.gradle android/build.gradle COPYONLY)
+     configure_file(android/gradle/wrapper/gradle-wrapper.properties android/gradle/wrapper/gradle-wrapper.properties COPYONLY)
+-    configure_file(android/gradle/wrapper/gradle-wrapper.jar android/gradle/wrapper/gradle-wrapper.jar COPYONLY)
+-    configure_file(android/gradlew android/gradlew COPYONLY)
+-    configure_file(android/gradlew.bat android/gradlew.bat COPYONLY)
++#    configure_file(android/gradle/wrapper/gradle-wrapper.jar android/gradle/wrapper/gradle-wrapper.jar COPYONLY)
++#    configure_file(android/gradlew android/gradlew COPYONLY)
++#    configure_file(android/gradlew.bat android/gradlew.bat COPYONLY)
+     configure_file(android/res/drawable/splash.xml android/res/drawable/splash.xml COPYONLY)
+     configure_file(android/res/values/apptheme.xml android/res/values/apptheme.xml COPYONLY)
+     configure_file(android/res/values/apptheme.xml android/res/values/apptheme.xml COPYONLY)
+@@ -240,14 +240,14 @@ if( ANDROID )
+ 
+     # The android target depends on our own copy of openssl
+     set(ANDROID_EXTRA_LIBS
+-        ${openssl_SOURCE_DIR}/arm/libcrypto_1_1.so
+-        ${openssl_SOURCE_DIR}/arm/libssl_1_1.so
+-        ${openssl_SOURCE_DIR}/arm64/libcrypto_1_1.so
+-        ${openssl_SOURCE_DIR}/arm64/libssl_1_1.so
+-        ${openssl_SOURCE_DIR}/x86/libcrypto_1_1.so
+-        ${openssl_SOURCE_DIR}/x86/libssl_1_1.so
+-        ${openssl_SOURCE_DIR}/x86_64/libcrypto_1_1.so
+-        ${openssl_SOURCE_DIR}/x86_64/libssl_1_1.so
++        ${CMAKE_SOURCE_DIR}/libs/arm/libcrypto_1_1.so
++        ${CMAKE_SOURCE_DIR}/libs/arm/libssl_1_1.so
++        ${CMAKE_SOURCE_DIR}/libs/arm64/libcrypto_1_1.so
++        ${CMAKE_SOURCE_DIR}/libs/arm64/libssl_1_1.so
++        ${CMAKE_SOURCE_DIR}/libs/x86/libcrypto_1_1.so
++        ${CMAKE_SOURCE_DIR}/libs/x86/libssl_1_1.so
++        ${CMAKE_SOURCE_DIR}/libs/x86_64/libcrypto_1_1.so
++        ${CMAKE_SOURCE_DIR}/libs/x86_64/libssl_1_1.so
+         CACHE INTERNAL ""
+         )
+