Xcode doesn't write anything to output console

Question

I am working on an iPhone/iPad app. All of a sudden output console stopped displaying ANY messages AT ALL. I tried to open older project - works just fine. So I thought that

Answer 1

Not exactly sure what was happening, but everything works just fine now (after I started Xcode again today). I did have everything turned on (showing output console with "all" checked).

I appreciate everybody's help.