Aug 21st, 2008
by Christian.
If you have installed Excel 2003/2007 and Adobe Professional 7, 8 or 9, you may get the following error when you start Excel 2003 or Excel 2007:
"Compile Error in Hidden Module: Distmon"

Cause:
The cause of this error is PDFMaker.xla, which loads at startup.
Mar 17th, 2008
by Christian.
In some cases after upgrading to Excel 2007, you may get the following error:
The file you are trying to open .xlsx is in a different format than specified by the file extension. verify the file is not corrupted and is from trusted source before opening the file. Do you want to open the file now?
Mar 13th, 2008
by Christian.
In Office 2007, we have the possibility to personalize our Quick Access Toolbar (extension: qat). Every modification, that differs from the default Quick Access Toolbar, will be saved in the following directory C:\Documents and Settings\%username%\Local Settings\Application Data\Microsoft\Office (where %username% must be replaced by your current login name)