event.length() == 0 ????????

[DoctorDooom]

if event.length() == 0 why the event accured ????

Imust do the following
if(event.length() != 0){
// do something
}
else
return ;

[savageautomate]

Which event? Serial , GPIO?

[DoctorDooom]

DatalistnerEvent

[DoctorDooom]

SerialDataEvent

[aleksandrmozgovoi]

I also have this problem on SerialDataEvent.
I noticed this problem on ttyUSB0.
There are no problems with ttyUSB1 or ttyUSB2.
I'm sure that this one comes in 22 bytes, but length = 0.
How to fix it?
Sometimes for a while the reboot helps, but this is not a solution.