in file app_netxduo.c
function static VOID nx_app_thread_entry (ULONG thread_input){ ....
/* wait until an IP address is ready */ if(tx_semaphore_get(&DHCPSemaphore, TX_WAIT_FOREVER) != TX_SUCCESS)
blocks code execution
as in function tx_semaphore_create(&DHCPSemaphore, "DHCP Semaphore", 0){
"tx_semaphore_put(&DHCPSemaphore);"
has been removed - was present in previous versions - nothing sets this semaphore
