Console Warning logs

Hi Experts,   In my console I am receiving the these  warning logs . Mendix version 9.24.11   "Deleting files after download, which are also shown in the browser without caching them, will prevent files from being saved after it's been shown in the browser." "DocumentSummaryInformation property set came back as null" "SummaryInformation property set came back as null"   I have enabled the delete after download, that causes the 1 warning.   Please can any one explain me why I receiving  the other 2  warnings.   Thanks in advance .
1 answers

Did you got any solution?