Hello !, Thanks for your answer, I'm using version 1.5.6. All

<grid spacing="10" color="#454545"/>

 #4  0x000000000050f13b in mono_arch_handle_altstack_exception (sigctx=sigctx@entry=0x7fa849484ac0, fault_addr=<optimized out>, stack_ovf=stack_ovf@entry=0) at exceptions-amd64.c:908

The  "Printing time" remain the same on the LCD screen as home the page#4.