loading will not be performed because preconditions are not met!

hi every one , iam trying to simulate and run program with pc station , but when i open the simulation i get the above error .



iam using only the laptop , so plz help on this matter , because i want to make system for machine checklist using the pc station , i have no more experience on tia portal and wincc unified ,



just need you support and guide.

Right click on PC Station [Simatic PC Station], then -> Compile -> Software (All blocks)


Then try loading again.


?

Click the arrow next to HMI... to get more information.

The compilation result shows zero tags. Is this an empty project?

Hello, yes its empty project, iam just testing it, now i edit the configration in wincc unified, its ok now iam able to load, but the problem, now iam not able to link the runtime to the online excel sheet, always have alarm of server code 500..