On retire '-u list' dans les scripts. Sinon, il y a des permission denied.

respbats/change_pw

 #!/bin/bash
 
-LANG=fr_FR.UTF-8 sudo -u list /var/lib/mailman/bin/change_pw "$@"
+LANG=fr_FR.UTF-8 sudo /var/lib/mailman/bin/change_pw "$@"

respbats/find_member

 #!/bin/bash
 
-LANG=fr_FR.UTF-8 sudo -u list /var/lib/mailman/bin/find_member "$@"
+LANG=fr_FR.UTF-8 sudo /var/lib/mailman/bin/find_member "$@"

respbats/list_admins

 #!/bin/bash
 
-LANG=fr_FR.UTF-8 sudo -u list /var/lib/mailman/bin/list_admins "$@"
+LANG=fr_FR.UTF-8 sudo /var/lib/mailman/bin/list_admins "$@"

respbats/list_lists

 #!/bin/bash
 
-LANG=fr_FR.UTF-8 sudo -u list /var/lib/mailman/bin/list_lists "$@"
+LANG=fr_FR.UTF-8 sudo /var/lib/mailman/bin/list_lists "$@"

respbats/list_members

 #!/bin/bash
 
-LANG=fr_FR.UTF-8 sudo -u list /var/lib/mailman/bin/list_members "$@"
+LANG=fr_FR.UTF-8 sudo /var/lib/mailman/bin/list_members "$@"

respbats/list_requests

 #!/bin/bash
 
-LANG=fr_FR.UTF-8 sudo -u list /var/lib/mailman/bin/list_requests "$@"
+LANG=fr_FR.UTF-8 sudo /var/lib/mailman/bin/list_requests "$@"

respbats/newlist

 #!/bin/bash
 
-LANG=fr_FR.UTF-8 sudo -u list /var/lib/mailman/bin/newlist "$@"
+LANG=fr_FR.UTF-8 sudo /var/lib/mailman/bin/newlist "$@"