I have a windows phone that i have had for a while (a year) and just now it says when i just installed the new window phone update i uninstalled an app and i tried to go the  windows store and get it back, but it keeps giving me the error code 80070020, i looked up ways to fix it but all of they didnt work, so can someone plz just give me a straight foward answer or something on what the heck is going on with me poor little phone...