Why did the conemu console stop working?

Question

ConEmu

Please help me understand and set up work on the project through the console. Suddenly such an error began to arise (screenshot). When working on a project, the page is not updated, and the text appears in the console (in the screenshot).

Answer 1

Try changing the port from 3000 to something else. For example, 3001 or 8080, 9000