Supabase error 42501: new row violates row-level security policy
The error: { code: '42501', details: null, hint: null, message: 'new row violates row-level security policy for table "profiles"' } Tested on: supabase-js: 2.117.2 · Supabase CLI: 2.120.0 (local stack) · Postgres: 17.11 · PostgREST: 16.4 · Node / OS: 24.14.0 / Windows 11 Pro 42501 is Postgres's code for "insufficient privilege". Supabase returns it in two very different situations, and the message tells you which one you're in: Message What blocked the request Status new row violates row-level…