The driver,  (atmsys.drv) is for Adobe type manager. If you remove this
line, which is usually found in system.ini, you may need to replace it . See
the following Adobe Article:
http://www.adobe.com/support/techdocs/4a82.htm
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Found that the error disappeared when I disabled not to load 'atmsys.drv'
using msconfig (within 'boot' section in system.ini).
(BTW, what does this atmsys.drv does

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