@sleve_mcdichael @mitu @YFZdude Thank you guys for all your kindly help, check this out:

I don't have a skyscraper folder inside /opt/retropie/supplementary/skyscraper folder:

pi@retropie:/opt/retropie/supplementary/skyscraper $ ls -l total 3688 -rw-r--r-- 1 root root 849 Dec 14 01:27 aliasMap.csv -rw-r--r-- 1 root root 881 Dec 14 01:27 artwork.xml -rw-r--r-- 1 root root 2561 Dec 14 01:27 artwork.xml.example1 -rw-r--r-- 1 root root 292 Dec 14 01:27 artwork.xml.example2 -rw-r--r-- 1 root root 668 Dec 14 01:27 artwork.xml.example3 -rw-r--r-- 1 root root 498 Dec 14 01:27 artwork.xml.example4 -rw-r--r-- 1 root root 4911 Dec 14 01:27 config.ini.example -rw-r--r-- 1 root root 5329 Dec 14 01:27 hints.txt drwxr-xr-x 2 root root 4096 Dec 14 01:27 import -rw-r--r-- 1 root root 35141 Dec 14 01:27 LICENSE -rw-r--r-- 1 root root 2005590 Dec 14 01:27 mameMap.csv -rw-r--r-- 1 root root 3037 Dec 14 01:27 priorities.xml.example -rw-r--r-- 1 root root 16702 Dec 14 01:27 README.md drwxr-xr-x 2 root root 4096 Dec 14 01:27 resources -rw-r--r-- 1 root root 279 Jan 15 16:08 retropie.pkg -rwxr-xr-x 1 root root 1121724 Dec 14 01:27 Skyscraper -rw-r--r-- 1 root root 342796 Dec 14 01:27 tgdb_developers.json -rw-r--r-- 1 root root 187547 Dec 14 01:27 tgdb_publishers.json pi@retropie:/opt/retropie/supplementary/skyscraper $

8e57c0a3-d2ee-4413-ac5c-21c05f3bfbee-image.png

Thats a little weird, but then I saw the las post from @sleve_mcdichael about execute the command with "./" and worked like a charm:

pi@retropie:/opt/retropie/supplementary/skyscraper $ ./Skyscraper -p atari2600 -s screenscraper --cache report:missing=all ------------------------------------------- Running Skyscraper v3.6.16 by Lars Muldjord ------------------------------------------- Platform: 'atari2600' Scraping module: 'screenscraper' Input folder: '/home/pi/RetroPie/roms/atari2600' Game list folder: '/home/pi/RetroPie/roms/atari2600' Covers folder: '/home/pi/RetroPie/roms/atari2600/covers' Screenshots folder: '/home/pi/RetroPie/roms/atari2600/screenshots' Wheels folder: '/home/pi/RetroPie/roms/atari2600/wheels' Marquees folder: '/home/pi/RetroPie/roms/atari2600/marquees' Cache folder: 'cache/atari2600' Fetching limits for user 'NIGHTKILLER05', just a sec... Setting threads to 1 as allowed for the supplied user credentials. Reading and parsing quick id xml, please wait... Done! Reading and parsing resource cache, please wait... Done! Successfully parsed 8830 resources! Resource cache stats for selected platform: 'screenscraper' module Titles : 661 Platforms : 661 Descriptions : 657 Publishers : 644 Developers : 549 Ages : 205 Tags : 641 Ratings : 314 ReleaseDates : 637 Covers : 656 Screenshots : 660 Wheels : 660 Marquees : 660 Videos : 657 Creating report(s) for resource type(s): title platform description publisher developer players ages tags rating releasedate cover screenshot wheel marquee video 667 compatible files found for the 'atari2600' platform! Creating file id list for all files, please wait............. Report filename: '/opt/retropie/configs/all/skyscraper/reports/report-atari2600-missing_title-20220126.txt' Assembling report, please wait............. Done! 6 file(s) is/are missing the 'title' resource.

Thank you my friends !!!!

Guided Missile artwork for MAME?