8.1.4 Miscellaneous Errors

MPLAB PICkit 4 is busy. Please wait for the current operation to finish.

If you receive this error when attamepting to deselect the debugger as a debugger or programmer:

Wait. Give the debugger time to finish any application tasks. Then try to deselect the debugger again.
Select
(Finish Debugger Session) to stop any running applications. Then, try to deselect the debugger again.
Unplug the debugger from the computer. Then, try to deselect the debugger again.
Shut down MPLAB X IDE.

The online versions of the documents are provided as a courtesy. Verify all content and data in the device’s PDF documentation found on the device product page.