There may be few reasions for this error . 1- The first and major reasion is the chache memory of your android phone, if the chache memory of your device is less then the size of the application you are trying to download then play store show this error.
2- The second reasion of this problem is that, may be the application you are trying to download are under maintainence on the server .
Solution of this problem
#1 clean chache memory of your cell phone
The major reasion for this problem is the chache size of your cell phone device . So i recomand you to please clean the chache memory of your android device by going Setting->apps Now select the play store and click on clean data and chache memory.
After doing this try to download application again . If the problem was related to chache memory then your problem is solved.
#2 Try to download using wifi –
Many times there are a problem in network or the sim service provider. So i recomand you to please try to download the application using wifi. If the sim service gets slow then wifi can download that app.
#3 uninstall and install play store again
If you are rooted your device and facing this problem then you can uninstall the play store and install the play store again. I also recomand you to update the play store or use the latest version of play store.
After doing this try to download that app again
#4 add new account to play store You can add a new account in your device. Many times account may be a reasion so i recomand you to please add one new account in your device by going setting->add new account select google and put your account id and password. Then try again to download that app.
If your problem solve by using these methods please share your store in comment and tell us by which solution you solve your problem
Pravesh Singhal is a Tech Lover and a blogger. He is blogging since 2014 & writes about Technology, Computer Guides & Make money online . His blog, SinghalsTech receives 30k+ Pageviews/month and have over 1K subscribers.