bugfixes:

terminal now works
removing items by button is now saved

app/src/main/java/de/jg_cody/Teraplex/ui/tabs/ListAdapter.java

@@ -11,6 +11,7 @@ import androidx.annotation.NonNull;
 import androidx.recyclerview.widget.RecyclerView;
 
 import org.jetbrains.annotations.NotNull;
+import org.json.JSONException;
 
 import java.util.ArrayList;
 import java.util.Collections;
@@ -27,11 +28,15 @@ public class ListAdapter extends RecyclerView.Adapter<ListAdapter.ListItemViewHo
 			SPACE = 3;
 
 	private final LayoutInflater inflater;
+	private final String tabname;
 	private final ArrayList<ListItem> objects;
+	private final Context context;
 
-	public ListAdapter(Context context, ArrayList<ListItem> objects) {
+	public ListAdapter(Context context, ArrayList<ListItem> objects, String tabname) {
 		this.inflater = LayoutInflater.from(context);
+		this.tabname = tabname;
 		this.objects = objects;
+		this.context = context;
 	}
 
 	@NonNull
@@ -124,6 +129,11 @@ public class ListAdapter extends RecyclerView.Adapter<ListAdapter.ListItemViewHo
 			@Override
 			public void onClick(View v) {
 				remove(item);
+				try {
+					TabsFragment.save(tabname, context, ListAdapter.this);
+				} catch (JSONException e) {
+					e.printStackTrace();
+				}
 			}
 		});
 		switch(item.getType()) {

app/src/main/java/de/jg_cody/Teraplex/ui/tabs/TabsFragment.java

@@ -2,6 +2,7 @@ package de.jg_cody.Teraplex.ui.tabs;
 
 import android.app.Activity;
 import android.app.AlertDialog;
+import android.content.Context;
 import android.content.DialogInterface;
 import android.content.SharedPreferences;
 import android.graphics.BitmapFactory;
@@ -59,6 +60,7 @@ public class TabsFragment extends Fragment implements AddButtonDialogSingle.AddB
 
     public TabsFragment(String tabname) {
         this.tabname = tabname;
+
     }
 
     public View onCreateView(@NonNull LayoutInflater inflater,
@@ -81,7 +83,7 @@ public class TabsFragment extends Fragment implements AddButtonDialogSingle.AddB
         items = new ArrayList<ListItem>();
 
 
-        listAdapter = new ListAdapter(getContext(), items);
+        listAdapter = new ListAdapter(getContext(), items, tabname);
         listView.setLayoutManager(new LinearLayoutManager(getContext()));
         listView.setAdapter(listAdapter);
 
@@ -251,13 +253,16 @@ public class TabsFragment extends Fragment implements AddButtonDialogSingle.AddB
         ;
     }
 
-    public void save() throws JSONException {
+    public static void save(String tabname, Context context, ListAdapter listAdapter) throws JSONException {
         JSONArray listItems2 = new JSONArray();
         for (ListItem Item : listAdapter.getObjects()) {
             listItems2.put(Item.toJson());
         }
-        SharedPreferences.Editor editor = requireContext().getSharedPreferences("appsettings", MODE_PRIVATE).edit();
+        SharedPreferences.Editor editor = context.getSharedPreferences("appsettings", MODE_PRIVATE).edit();
         editor.putString("listItems." + tabname, listItems2.toString());
         editor.apply();
     }
+    public void save() throws JSONException {
+        save(tabname, requireContext(), listAdapter);
+    }
 }

app/src/main/java/de/jg_cody/Teraplex/ui/terminal/Terminal.java

@@ -61,7 +61,7 @@ public class Terminal {
 
             channel.connect(3 * 1000);
         } catch (Exception e) {
-            e.printStackTrace();
+            throw new RuntimeException(e);
         }
     }
 

app/src/main/java/de/jg_cody/Teraplex/ui/terminal/TerminalFragment.java

@@ -6,11 +6,9 @@ import android.content.DialogInterface;
 import android.content.SharedPreferences;
 import android.os.Bundle;
 import android.os.Vibrator;
-import android.view.KeyEvent;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
-import android.view.inputmethod.EditorInfo;
 import android.widget.Button;
 import android.widget.EditText;
 import android.widget.ScrollView;
@@ -66,8 +64,7 @@ public class TerminalFragment extends Fragment {
             mDialog.getWindow().getAttributes().windowAnimations = R.style.DialogAnimation; //style id
             mDialog.show();
 
-        }
+        } else {
-        else {
             Toast.makeText(getContext(), ("test"), Toast.LENGTH_SHORT).show();
             scrollView = (ScrollView) root.findViewById((R.id.scrollView));
             terminal_edit_text = (EditText) root.findViewById(R.id.terminal_edit_text);
@@ -76,53 +73,41 @@ public class TerminalFragment extends Fragment {
                 @Override
                 public void onClick(View view) {
 
-                        if (terminal != null) {
+                    if (terminal != null) {
-                            terminal.sendTerminalCommand(terminal_edit_text.getText().toString());
+                        terminal.sendTerminalCommand(terminal_edit_text.getText().toString());
-                        }
-
-                }
-
-            });
-            terminal_edit_text.setOnEditorActionListener(new EditText.OnEditorActionListener() {
-                @Override
-                public boolean onEditorAction(final TextView v, final int actionId, final KeyEvent event)
-                {
-                    boolean handled=false;
-
-                    // Some phones disregard the IME setting option in the xml, instead
-                    // they send IME_ACTION_UNSPECIFIED so we need to catch that
-                    if(EditorInfo.IME_ACTION_DONE==actionId || EditorInfo.IME_ACTION_UNSPECIFIED==actionId)
-                    {
-                        if (terminal != null) {
-                            terminal.sendTerminalCommand(terminal_edit_text.getText().toString());
-                        }
-
-                        handled=true;
                     }
 
-                    return handled;
                 }
+
             });
+
             terminal_textView = (TextView) root.findViewById(R.id.terminal_textView);
             new Thread() {
                 public void run() {
-                    terminal = new Terminal();
+                    try {
+                        terminal = new Terminal();
+                    } catch (Exception e) {
+                        requireActivity().runOnUiThread(new Runnable() {
+                            @Override
+                            public void run() {
+                                Toast.makeText(getContext(), "CAN NOT CONNECT", Toast.LENGTH_SHORT).show();
+
+                            }
+                        });
+                        return;
+                    }
+
                     requireActivity().runOnUiThread(new Runnable() {
                         @Override
                         public void run() {
-                            Toast.makeText(getContext(),"VERBUNDEN", Toast.LENGTH_SHORT).show();
+                            Toast.makeText(getContext(), "VERBUNDEN", Toast.LENGTH_SHORT).show();
                         }
                     });
-                    boolean isFragmentActive = true;
+                    while (terminal != null) {
-                    while (isFragmentActive) {
-                        Fragment myFragment = (Fragment) requireActivity().getSupportFragmentManager().findFragmentById(R.id.fragment_terminal);
-                        if (myFragment == null) {
 
-                            isFragmentActive = false;
+                        if (getActivity() == null) {
-                        }
+
-                        else if (myFragment.isVisible())
+                            return;
-                        {
-                            isFragmentActive = false;
                         }
 
                         try {