ICE default IO error handler doing an exit(), pid = 11281, errno = 4

Question

One of our PyQt app throwa an error about ICEAuthority as below and exit -

ICE default IO error handler doing an exit(), pid = 11281, errno = 4

Answer 1

In my linux machine USB was not readable, and then kile was also showing the error "ICE default IO error handler doing an exit(), pid = 11212, errno = 0".

Deleting the file .ICEauthority, worked for me.