I can`t create test. It`s random error and I can`t understand what is depend on. It`s common form, common query, search field and grid with search result. I made clear installation on customer`s computer. Windows 7. I tried on desktop and on mobile devices. First 2-3 queries worked fine. Now error is all the time. I restarted application, restarted computer, tried other browser. Same error. No ideas.
Sad Dmytro....