In case of communication issues - Fanuc

Try one of these:

• Recheck the network configuration in the MIRAI Training App and the FANUC Tablet TP – see article Network configuration, network settings
  
  
• Restart the sockets by toggling Flag F[35]. Displays Menu → [I/O] → [Flag] →
  [Flag 35], toggle ON/OFF
  .   
  
  
• Restart both monitoring (background) programs (MIRAIMON and RETURNSOCKET) in [MENU] → [Setup] → [KAREL Config]. The [OPRT] option will allow you to either [1 RUN] or [2 ABORT] the program in the KAREL Configs.
  
  Step 1 – Select MIRAIMON and tap on [OPRT], select [2 ABORT]. Confirm with [YES]. Do the same for RETURNSOCKET.
  Step 2 - Select MIRAIMON and tap on [OPRT], select [1 RUN]. Confirm with [YES]. MIRAIMON will automatically restart the RETURNSOCKET program.
  MIRAIMON should be in AUTO mode, RETURNSOCKET in MANU(al) mode.
  .