am getting (#135000) Generic user error" my template working file first time but second time am getting (#135000) Generic user error"

{ "error": { "message": "(#135000) Generic user error", "type": "OAuthException", "code": 135000, "error_data": { "messaging_product": "whatsapp", "details": "Generic user error" }, "fbtrace_id": "Ah4cdha_G-ljFdfwJU8B_yy" } }