Default [Q] Google play , gmial , chrom dosent work and Wifi icon is grey

Please help me ... im sick of this problem

google play and gmail always says ( stopped working ) ... and my wifi icon is grey and wont turn blue
but my internet connection is good and i can open internet from Browser ..

i have faced this problem about 1 month ago and i solve it by installing Gapps and worked great ... but now this problem get back and i have tried to install gapps again but it doesnt work pleaseeeee help .