Common Errors

Error / message	Likely cause	What to do
Permission denied	Missing role	Assign correct User Roles
Receipt not found	Date filter too narrow	Widen date range in Fees → Receipts
Cannot edit attendance	Month locked	Admin unlock — Attendance
Login failed	Wrong tenant URL or password	Confirm school subdomain; reset password
Duplicate admission	Student already exists	Search existing profile; use transfer
Marks exceed maximum	Score > exam max	Correct value or update schedule max marks