Problem on Processing Forms (web_net_server_nvm_mpfs) (yts)

PIC32MZ2048EFM064-I/PT + LAN8740Ai net v3.6.1 Firefox The following codes are in the file "custom_http_net_app.c"
TCPIP_HTTP_DYN_PRINT_RES TCPIP_HTTP_Print_ledSelected(TCPIP_HTTP_NET_CONN_HANDLE connHandle, const TCPIP_HTTP_DYN_VAR_DCPT *vDcpt)