R getReturns > cannot open HTTP status was '404 not found' -


using r (i'm r newbie). installed stockportfolio , quadprog packages.

i'm trying run returns <- getreturns(names(stocks), freq="week") i'm getting error: 

error in file(file, "rt") : cannot open connection in addition: warning message: in file(file, "rt") : cannot open: http status '404 not found'

how troubleshoot , fix this.

try following command:

returns <- getreturns(stocks, freq="week")

it shouldn't give error now.


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