Check Time, Date and Timezone. On of this are cause the Error. If you set the right value its should work.
I have done this, and I still cannot use ADE. I need to be able to use this for my job so a better solution would be much appreciated.
Get you the error if try to download a eBook or authoirze?
Yes, I get that same error and have done the following to no avail:
I have removed ADE and reinstalled it.
I have removed ADE and have reinstalled an earlier version (version 3.0)
I have de-authorized my computer and re-authorized it on ADE
I have checked my time, date, and timezone settings, and all seems to be in order
Get you the error if try to download a eBook or authoirze ADE?