Getting downloading error when analyzing microarray data

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If you get an error like the one below:

[00:00:00] ----------Started ProcImportAffymetrixCel----------
[00:00:00] Processing cel:GSM443978...
[00:00:00] Format for Z:\TestDataSets\ExpressionAffy\PI3K_human\GSM443978.CEL is XDA...
[00:00:00] Attaching CDF for Z:\TestDataSets\ExpressionAffy\PI3K_human\GSM443978.CEL...
[00:00:00] Downloading from http://www.omicsoft.com/downloads/affymetrix/cdf/HG-U133_Plus_2.cdfdata2.gzip...
Error occurred at 10/17/2014 9:41:56 AM
Unable to download file from http://www.omicsoft.com/downloads/affymetrix/cdf/HG-U133_Plus_2.cdfdata2.gzip. Error=The remote server returned an error: (403) Forbidden.

Please check the Analysis Tab | Tools | Preferences, make sure the preference setting to download cdf and annotations are using http://omicsoft.com, like in the image below

DownloadPreference.png