Suddenly, Strategy Tester stops after a single trade. Is this a system probem?

 
 Don't think I changed any settings. And it's the same whether optimizing or using a single Input setting.
 

Elaborate your question! How on Earth will we know what could be happening to you??

What EA? Is it yours? Did you buy it?  What was the error? Screenshots!

We don't have any kind of Crystall Ball around here...

Reason: