Some media files are missing, causing crashes.
~/Downloads/MaterialDesignCompanion/scraper $ ./check-empty-media.sh
media/publish/material_v_4/material_ext_publish/0B6Okdz75tqQsZWxVbjYxdDJ1ZEE/components_lists_keylines_two11.png
media/publish/material_v_4/material_ext_publish/0Bzhp5Z4wHba3dnV2aDZIVkgtczg/components_lists_keylines_single8_dense.png
media/publish/material_v_4/material_ext_publish/0Bzhp5Z4wHba3cC1kc3p3TXlPSDQ/components_lists_keylines_single2_dense.png
media/publish/material_v_4/material_ext_publish/0B6Okdz75tqQsb3dWdHJJT0FlTDA/components-progressactivity-typesofindicators-Linear_Video_xhdpi_004.webm
media/publish/material_v_4/material_ext_publish/0B0iWdZjcphyMSlkyY2hlR0dMb2M/components_fp_03_state1.png
media/publish/material_v_4/material_ext_publish/0B6Okdz75tqQsZklTYnVxWkRtU28/components_lists_keylines3.png
media/publish/material_v_4/material_ext_publish/0Bx4BSt6jniD7Tm9ZQmFCZzlITkE/components_lists_keylines_two7.png
media/publish/material_v_4/material_ext_publish/0Bzhp5Z4wHba3U2VCaGE1YmFtQ1k/components_buttons_dropdown3.png
media/publish/material_v_4/material_ext_publish/0Bzhp5Z4wHba3Tmd2UXRicE55cmc/components_lists_keylines_two2_dense.png
media/publish/material_v_4/material_ext_publish/0Bx4BSt6jniD7a3RZSEFjNmlZcVk/components_lists_keylines_single4.png
media/publish/material_v_4/material_ext_publish/0B0iWdZjcphyMOGM5X0MzTDIzV1k/components_fp_08.png
media/publish/material_v_4/material_ext_publish/0Bzhp5Z4wHba3OXE3RktYb3JBbjA/components_lists_keylines5.png
media/publish/material_v_4/material_ext_publish/0B6Okdz75tqQsb0ZGN0FYMmtiNWs/components_lists_keylines_two12.png
media/publish/material_v_4/material_ext_publish/0B0iWdZjcphyMVXE4aldleDJsVkE/components_fp_13_state2.png
media/publish/material_v_4/material_ext_publish/0Bzhp5Z4wHba3VksyR0lhS0FqWE0/components_lists_keylines_three7.png
media/publish/material_v_4/material_ext_publish/0Bx4BSt6jniD7T2pKUG0teEQycTA/components_lists_keylines_single11.png
media/publish/material_v_4/material_ext_publish/0B3DnSAB-NSN5THlrOXZQbW1zbEU/v_02_fp_enrollment_create_acct_after_xhdpi.webm
media/publish/material_v_4/material_ext_publish/0Bzhp5Z4wHba3dHlVcnF3LTkwc2c/components_lists_keylines_two7_dense.png
media/publish/material_v_4/material_ext_publish/0B0iWdZjcphyMQ1ctVF92SlM2d1E/components_fp_17.png
media/publish/material_v_4/material_ext_publish/0Bx4BSt6jniD7TWVjYVJIcno0YjA/components_lists_keylines_two9.png
media/publish/material_v_4/material_ext_publish/0B6Okdz75tqQsZmJRelNHTjVkSDQ/components_lists_keylines_three12.png
media/publish/material_v_4/material_ext_publish/0B0iWdZjcphyMdG9rdmZ1aDBuVG8/components_fp_09.png
media/publish/material_v_4/material_ext_publish/0B6Okdz75tqQsSHRDUllnV1kxSFE/components_lists_keylines_three8.png
media/publish/material_v_4/material_ext_publish/0Bx4BSt6jniD7Y1FsdElhSlJ1WEU/components_lists_keylines_single2.png
media/publish/material_v_4/material_ext_publish/0B6Okdz75tqQsdWhCc1diNlEtR2M/components-progressactivity-typesofindicators-Linear_Image_xhdpi_004.webm
media/publish/material_v_4/material_ext_publish/0B3T7oTWa3HiFRmZDbzdkSEp0ZEk/components-buttons-raisedbuttons.webm
media/publish/material_v_4/material_ext_publish/0Bx4BSt6jniD7aGNuNnFnVktPdGM/components_lists_usage1.png
media/publish/material_v_4/material_ext_publish/0B6Okdz75tqQsTDEwRlFpUmZtVm8/components_buttons_main11.png
media/publish/material_v_4/material_ext_publish/0Bzhp5Z4wHba3MldMcEFLSHdjM1k/components_lists_keylines_three10_dense.png
media/publish/material_v_4/material_ext_publish/0Bzhp5Z4wHba3aVU4MlFJUjBXRms/components_lists_keylines_three10.png
media/publish/material_v_4/material_ext_publish/0B0NGgBg38lWWbTlSaHdQZEMtalk/components-progressactivity-typesofindicators-061101_Circular_Aspirational_xhdpi_002.webm
media/publish/material_v_4/material_ext_publish/0Bzhp5Z4wHba3dXNub0hnVG13blE/components_lists_keylines_three1.png
media/publish/material_v_4/material_ext_publish/0Bx4BSt6jniD7X3EyVXlLNVFsY00/components_lists_keylines_two4.png
media/publish/material_v_4/material_ext_publish/0Bzhp5Z4wHba3aGVFNW1SWXlSY0k/components_lists_keylines_two5_dense.png
media/publish/material_v_4/material_ext_publish/0Bzhp5Z4wHba3Zm1lUWlrX3ZpSjg/components_lists_keylines_three2_dense.png
media/publish/material_v_4/material_ext_publish/0Bzhp5Z4wHba3elloNmR6OFl3Sms/components_lists_keylines_two10_dense.png
media/publish/material_v_4/material_ext_publish/0Bzhp5Z4wHba3QkQ0LWhOTzNnc1U/components_lists_keylines_single5_dense.png
media/publish/material_v_4/material_ext_publish/0Bzhp5Z4wHba3N216V0Y1MXQ1TmM/components_lists_keylines_three2.png
media/publish/material_v_4/material_ext_publish/0Bx4BSt6jniD7SnA4Umw3S0pfNWs/components_buttons_main13.png
media/publish/material_v_4/material_ext_publish/0Bx4BSt6jniD7UUw0bzVwU2lMUHc/components_lists_keylines_single10.png
media/publish/material_v_4/material_ext_publish/0B0iWdZjcphyMWEF1RlBXZnZKbWc/components_fp_11_state2.png
media/publish/material_v_4/material_ext_publish/0B0iWdZjcphyMZ2RIS0tpZjZnS00/components_fp_06.png
media/publish/material_v_4/material_ext_publish/0B6Okdz75tqQsXzgyazF5OENaS2M/components-progressactivity-behavior-Loading_Photos_xhdpi_004.webm
media/publish/material_v_4/material_ext_publish/0Bx4BSt6jniD7bEFqalRSeUJkbEU/components_buttons_main14.png
media/publish/material_v_4/material_ext_publish/0B6Okdz75tqQsdFNSZ1kzeXBfR1U/components_lists_keylines_three11.png
media/publish/material_v_4/material_ext_publish/0B3T7oTWa3HiFSTNhRndpWXBwRDA/components-buttons-flatbuttons.webm
media/publish/material_v_4/material_ext_publish/0Bx4BSt6jniD7a3JraGNfZTE0VW8/components_lists_keylines_single7.png
media/publish/material_v_4/material_ext_publish/0Bx4BSt6jniD7TmRJenRtUVZFLUk/components_lists_usage2.png