notifyicon help

[C# Programming]

hi everybody
i made a program which works in system tray when i minimize it
everything is ok till here
but when i made its exe it gives error and doesnt open the exe windows form
it is error because of the icon that i have choosen for the notifyicon
it cant find the source file when i run the exe
i tried to add an icon file to the program to manage it
but it gives the same error
it works when i dont choose any icon for notifyicon
so how i can manage to choose an icon for notifyicon
i will be happy if u help me