java - Cannot find symbol variable Red? -

i creating apk using assemble release android studio produce error

 error:(52, 86) error: cannot find symbol variable red 

while work fine on debug. line of code produce error is

spiner.getbackground().setcolorfilter(getresources().getcolor(r.color.red), porterduff.mode.src_atop); 

does guys meet issue?any appreciated.

for red color code red not available in r.color.

check http://developer.android.com/reference/android/r.color.html

for problem may try

r.color.holo_red_dark

hope work you.