Re: Occasional NSInternalInconsistencyException

[Wolfgang Lux]

> Am 18.11.2019 um 04:43 schrieb Patryk Laurent <address@hidden>:
> 
> On a fresh install of Ubuntu 19.04 building from the current master base and 
> GUI, I get an occasional odd error in a simple NSAlert GUI program:
> 
> “Uncaught exception NSInternalInconsistencyException, reason: registration 
> with registered client.”
> 
> This error text sometimes appears in a GUI window, and sometimes at the 
> terminal (see screenshots, attached). 
> 
> Does anyone know where this error would be coming from or what it is caused 
> by?

The error message itself is coming from NSDistributedNotificationCenter and it 
looks like it's caused by a race condition when two threads in your program are 
adding an observer to the distribution notification center at about the same 
time.

Wolfgang