Fix a crash when searching tags

        if( bundle != null) {

            tag = bundle.getString(Helper.ARG_SEARCH_KEYWORD, null);

        }

        if (tag == null)

        if (tag == null) {

            finish();

            return;

        }

        pinnedTag = null;

        followedTag = null;

        mutedTag = null;

 * You should have received a copy of the GNU General Public License along with Fedilab; if not,

 * see <http://www.gnu.org/licenses>. */

import static app.fedilab.android.BaseMainActivity.currentAccount;

import android.content.Context;

import android.content.Intent;

import android.content.SharedPreferences;

import app.fedilab.android.mastodon.activities.HashTagActivity;

import app.fedilab.android.mastodon.client.entities.api.History;

import app.fedilab.android.mastodon.client.entities.api.Tag;

import app.fedilab.android.mastodon.client.entities.app.CachedBundle;

import app.fedilab.android.mastodon.helper.Helper;

public class TagAdapter extends RecyclerView.Adapter<RecyclerView.ViewHolder> {

        tagViewHolder.binding.getRoot().setOnClickListener(v1 -> {

            Intent intent = new Intent(context, HashTagActivity.class);

            Bundle b = new Bundle();

            b.putString(Helper.ARG_SEARCH_KEYWORD, tag.name.trim());

            intent.putExtras(b);

            Bundle args = new Bundle();

            args.putString(Helper.ARG_SEARCH_KEYWORD, tag.name.trim());

            new CachedBundle(context).insertBundle(args, currentAccount, bundleId -> {

                Bundle bundle = new Bundle();

                bundle.putLong(Helper.ARG_INTENT_ID, bundleId);

                intent.putExtras(bundle);

                context.startActivity(intent);

            });

        });

    }

    public int getCount() {

import android.os.Bundle;

import android.os.Handler;

import android.os.Looper;

import android.util.Log;

import android.view.LayoutInflater;

import android.view.View;

import android.view.ViewGroup;