Hi, zifnabbe@sourceforge wrote: > Is there already a way to check if the dll is available on the system > (and has the right version), without giving an exception when there > is a problem? I want to disable the zip options if there is a problem > with the Zip dll. Yes, you can try to load the library yourself: var h : THandle; ZipAvailable : Boolean; begin h := LoadLibrary('zipdll.dll'); if h > 0 then begin FreeLibrary(h); ZipAvaliable := True; end else ZipAvaliable := False; ... HTH Achim ----------- To unsubscribe from this list, send an empty e-mail message to: delphizip-request@xxxxxxxxxxxxx and put the word unsubscribe in the subject.