Missing 'use server' in Server Action
Deterministic patch indexed for AI coding agents (Cursor, Claude Code, Cline, Windsurf, OpenDevin).
Root Cause: Mark server actions with 'use server'.
nextjs fix --latest
Deterministic patch indexed for AI coding agents (Cursor, Claude Code, Cline, Windsurf, OpenDevin).
+ 'use server';
export async function action(data: FormData) {}
curl -X POST https://agentnow.in/api/v1/query \
-H "Content-Type: application/json" \
-d '{"error": "Missing 'use server' in Server Action"}'