Often i am structed by the following error
"Error-Exclusive access to ICE device 0735C465 was denied"
Pleas suggest to get rid of it
Is this article able to help you out?
Do you have multiple instances of PSoC Designer running at the same time? Or do you have another program running which is using the ICE / Miniprog.
You can run the taskmanager and close all "PSoCProgrammerCOM" instances and try again.