Trying to package simon1 game results in an error:

$ game-data-packager simon1
INFO:game_data_packager.build:simon-the-sorcerer1-dos-en-data can be downloaded with lgogdownloader
INFO:game_data_packager.build:simon-the-sorcerer1-en-data can be downloaded with lgogdownloader
INFO:game_data_packager.build:will not produce "simon-the-sorcerer1-dos-fr-data" because better version "simon-the-sorcerer1-fr-data" is also available
INFO:game_data_packager.build:will not produce "simon-the-sorcerer1-dos-en-data" because better version "simon-the-sorcerer1-en-data" is also available
INFO:game_data_packager.build:will not produce "simon-the-sorcerer1-dos-de-data" because better version "simon-the-sorcerer1-de-data" is also available
INFO:game_data_packager.build:will not produce "simon-the-sorcerer1-de-data" because "de" is not in LANGUAGE selection
INFO:game_data_packager.build:will not produce "simon-the-sorcerer1-fr-data" because "fr" is not in LANGUAGE selection
INFO:game_data_packager.build:will not produce "simon-the-sorcerer1-it-data" because "it" is not in LANGUAGE selection
INFO:game_data_packager.build:will not produce "simon-the-sorcerer1-es-data" because "es" is not in LANGUAGE selection
Getting product data 1 / 1
Getting game names 97 / 97
Getting game info 1 / 1
Total size: 242.00 MiB
2026-Sep-20 04:12:27 [Thread #0] Download complete: simon_the_sorcerer_en_gog_1_19763.sh (@ 11.39MiB/s)
2026-Sep-20 04:12:27 [Thread #0] Finished all tasks
#0: Finished
identifying /tmp/gdptmp.x9c_3g22/simon_the_sorcerer_legacy/simon_the_sorcerer_en_gog_1_19763.sh
[...]
ERROR:game_data_packager.build:could not find stripped.txt:
  expected:
    size:   252 bytes
    md5:    a27e87a9ba21212d769804b3df47bfb2
    sha1:   None
    sha256: None
ERROR:game_data_packager.build:Unable to complete any packages because downloads failed.