Вылетает приложение

public void onButton_L_Click(View view) {
            //Старт
            ViewPager viewPager = (ViewPager) this.findViewById(R.id.view_pager);
            ImageAdapter adapter = new ImageAdapter(this);
            viewPager.setAdapter(adapter);
            viewPager.setCurrentItem(0); //adapter.getCount()-1
        
    }

public class ImageAdapter extends PagerAdapter {
        Context context;
        private String[] GalImages_Gall = new String[] {
                full_Path_catalog_folder_Gallery + "1.jpg",
                full_Path_catalog_folder_Gallery + "2.jpg",
                full_Path_catalog_folder_Gallery + "3.jpg",
                full_Path_catalog_folder_Gallery + "4.jpg",
                full_Path_catalog_folder_Gallery + "5.jpg"
        };
 
        LayoutInflater mLayoutInflater;
 
        ImageAdapter(Context context){
            this.context=context;
            mLayoutInflater = (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
        }
        @Override
        public int getCount() {
            return GalImages_Gall.length;
        }
 
        @Override
        public boolean isViewFromObject(View view, Object object) {
            return view == ((LinearLayout) object);
        }
 
        @Override
        public Object instantiateItem(ViewGroup container, int position) {
            View itemView = mLayoutInflater.inflate(R.layout.maket_pager, container, false);
 
           
            PhotoView SubScaleView_for_Img16 = (PhotoView ) itemView.findViewById(R.id.SubScaleView_for_Img16);
            Glide.with(context)
                    .load(GalImages_Gall[position])
                    .diskCacheStrategy(DiskCacheStrategy.RESULT)
                    .crossFade()
                    .into(SubScaleView_for_Img16);
 
 
            container.addView(itemView);
 
            return itemView;
        }
 
 
        @Override
        public void destroyItem(ViewGroup container, int position, Object object) {
            container.removeView((LinearLayout)object);
 
        }
    }