# Error in loading DLL when PDF conversion starts

[![](https://sites.google.com/a/swingsoftware.com/lc/_/rsrc/1334219604457/integrator/error-messages/error-in-loading-dll-when-pdf-conversion-starts/PDF_DLL_Error_2_48.jpg)](https://sites.google.com/a/swingsoftware.com/lc/integrator/error-messages/error-in-loading-dll-when-pdf-conversion-starts/PDF_DLL_Error_2_48.jpg?attredirects=0)

In order to install printer driver you should be Administrator on your workstation.\
In addition, if you are working on MS Windows Vista or Windows 7 you should disable UAC (User Access Control) before.


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