https://forums.autodesk.com/t5/autocad-forum/cannot-install-service-pack1-for-2015/m-p/5150680#M346606 in this link <A target="_blank" href="http://knowledge.autodesk.com/support/autocad/downloads/caas/downloads/content/autocad-2015-service-pack-1.html">http://knowledge.autodesk.com/support/autocad/downloads/caas/downloads/content/autocad-2015-service-pack-1.html</A> it said: "This Service Pack can be applied to AutoCAD 2015 installed as a standalone application as well as AutoCAD 2015 installed from the following Autodesk Design Suites and bundled product." since we dont use mechanical anymore and just the regular acad portion from the design suite i assumed it was good to go. ill look for the mech service pack. Thanks Dean Mon, 14 Jul 2014 13:59:37 GMT andrew.nao 2014-07-14T13:59:37Z https://forums.autodesk.com/t5/autocad-forum/cannot-install-service-pack1-for-2015/m-p/5150618#M346604 im running product design suite, win 7 64bit the server pack returns this error. any help on how to install this? Mon, 14 Jul 2014 13:36:43 GMT https://forums.autodesk.com/t5/autocad-forum/cannot-install-service-pack1-for-2015/m-p/5150618#M346604 andrew.nao 2014-07-14T13:36:43Z https://forums.autodesk.com/t5/autocad-forum/cannot-install-service-pack1-for-2015/m-p/5150634#M346605 SP1 for which exact product? Remember, you have more than one AutoCAD variant in that package.<BR />And if you double-click on a DWG file in Windows Explorer does the product who's SP1 you downloaded open or does something else? Remember, plain AutoCAd isn't MECH and isn't ELEC, and vice versa. Mon, 14 Jul 2014 13:44:17 GMT https://forums.autodesk.com/t5/autocad-forum/cannot-install-service-pack1-for-2015/m-p/5150634#M346605 pendean 2014-07-14T13:44:17Z https://forums.autodesk.com/t5/autocad-forum/cannot-install-service-pack1-for-2015/m-p/5150680#M346606 in this link <A target="_blank" href="http://knowledge.autodesk.com/support/autocad/downloads/caas/downloads/content/autocad-2015-service-pack-1.html">http://knowledge.autodesk.com/support/autocad/downloads/caas/downloads/content/autocad-2015-service-pack-1.html</A> it said: "This Service Pack can be applied to AutoCAD 2015 installed as a standalone application as well as AutoCAD 2015 installed from the following Autodesk Design Suites and bundled product." since we dont use mechanical anymore and just the regular acad portion from the design suite i assumed it was good to go. ill look for the mech service pack. Thanks Dean Mon, 14 Jul 2014 13:59:37 GMT https://forums.autodesk.com/t5/autocad-forum/cannot-install-service-pack1-for-2015/m-p/5150680#M346606 andrew.nao 2014-07-14T13:59:37Z https://forums.autodesk.com/t5/autocad-forum/cannot-install-service-pack1-for-2015/m-p/5150840#M346607 <P>Same problem the user in the link below had. Read the 3rd reply from the BOTTOM.<BR /><BR /><A href="http://knowledge.autodesk.com/support/product-design-suite/troubleshooting/caas/discussion/t5/Installation-Licensing/Cannot-Install-AutoCAD-2015-SP1/td-p/5093504.html" target="_blank">http://knowledge.autodesk.com/support/product-design-suite/troubleshooting/caas/discussion/t5/Installation-Licensing/Cannot-Install-AutoCAD-2015-SP1/td-p/5093504.html</A><BR /><BR /></P> Mon, 14 Jul 2014 15:00:35 GMT https://forums.autodesk.com/t5/autocad-forum/cannot-install-service-pack1-for-2015/m-p/5150840#M346607 rkmcswain 2014-07-14T15:00:35Z https://forums.autodesk.com/t5/autocad-forum/cannot-install-service-pack1-for-2015/m-p/5151142#M346608 the mechanical service pack worked. the description in the service pack i linked to is misleading. Mon, 14 Jul 2014 17:11:02 GMT https://forums.autodesk.com/t5/autocad-forum/cannot-install-service-pack1-for-2015/m-p/5151142#M346608 andrew.nao 2014-07-14T17:11:02Z