[The Sustainable Development Law and Policy Brief] Starting scraper... [The Sustainable Development Law and Policy Brief] Discovering content... [The Sustainable Development Law and Policy Brief] BROKEN_NETWORK: Digital Commons request failed (ClientConnectorError; OSError: curl transport exit 28): https://digitalcommons.wcl.american.edu/sdlp/all_issues.html [The Sustainable Development Law and Policy Brief] Found 300 items [The Sustainable Development Law and Policy Brief] [1/300] Downloading: sustainable_development_law_and_policy_brief_vol12_iss3_2012_editors_note_a1530.pdf [The Sustainable Development Law and Policy Brief] ACCESS_RESTRICTED: Explicit access challenge (HTTP 403); retained for later retry [The Sustainable Development Law and Policy Brief] [2/300] Downloading: sustainable_development_law_and_policy_brief_vol12_iss3_2012_introduction_to_rio_20_a_reflection_on_progress_since_the_fi_a1531.pdf [The Sustainable Development Law and Policy Brief] ACCESS_RESTRICTED: Explicit access challenge (HTTP 403); retained for later retry [The Sustainable Development Law and Policy Brief] [3/300] Downloading: sustainable_development_law_and_policy_brief_vol12_iss3_2012_moving_from_principles_to_rights_rio_2012_and_access_to_info_a1532.pdf [The Sustainable Development Law and Policy Brief] ACCESS_RESTRICTED: Explicit access challenge (HTTP 403); retained for later retry [The Sustainable Development Law and Policy Brief] Stopping early after 3 consecutive Digital Commons WAF blocks [The Sustainable Development Law and Policy Brief] Complete! Downloaded: 0, Skipped: 30, Failed: 3