https://forums.autodesk.com/t5/autocad-for-mac-forum/cannot-open-autocad-lt-2013/m-p/9359413#M37291 <P>No but I did recently have a software fix done, not sure of the details, as my iMac stopped working. They originally thought it was a hard drive issue but it was just a software issue.</P> Thu, 05 Mar 2020 02:13:17 GMT Anonymous 2020-03-05T02:13:17Z https://forums.autodesk.com/t5/autocad-for-mac-forum/cannot-open-autocad-lt-2013/m-p/9359232#M37289 <P>I can no longer open my AutoCAD. Each time I try to I get the alert below. I use Mac with Mojave.</P><P>&nbsp;</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="Screen Shot 2020-03-04 at 1.12.35 PM.png" style="width: 421px;"><img src="https://forums.autodesk.com/t5/image/serverpage/image-id/737493i5FDACE7F74990AB8/image-size/large?v=v2&amp;px=999" role="button" title="Screen Shot 2020-03-04 at 1.12.35 PM.png" alt="Screen Shot 2020-03-04 at 1.12.35 PM.png" /></span></P> Wed, 04 Mar 2020 23:33:25 GMT https://forums.autodesk.com/t5/autocad-for-mac-forum/cannot-open-autocad-lt-2013/m-p/9359232#M37289 Anonymous 2020-03-04T23:33:25Z https://forums.autodesk.com/t5/autocad-for-mac-forum/cannot-open-autocad-lt-2013/m-p/9359326#M37290 Did you just upgrade your MacOS?<BR /> Thu, 05 Mar 2020 01:17:24 GMT https://forums.autodesk.com/t5/autocad-for-mac-forum/cannot-open-autocad-lt-2013/m-p/9359326#M37290 pendean 2020-03-05T01:17:24Z https://forums.autodesk.com/t5/autocad-for-mac-forum/cannot-open-autocad-lt-2013/m-p/9359413#M37291 <P>No but I did recently have a software fix done, not sure of the details, as my iMac stopped working. They originally thought it was a hard drive issue but it was just a software issue.</P> Thu, 05 Mar 2020 02:13:17 GMT https://forums.autodesk.com/t5/autocad-for-mac-forum/cannot-open-autocad-lt-2013/m-p/9359413#M37291 Anonymous 2020-03-05T02:13:17Z https://forums.autodesk.com/t5/autocad-for-mac-forum/cannot-open-autocad-lt-2013/m-p/9359626#M37293 Hi @Anonymous</a>,<BR /><BR />What macOS do you have on your Mac?<BR />The last macOS on which AutoCAD 2013 for Mac is supported - Mac OS X v10.8.X<BR />If you have newer macOS version, then 2013 version could work up to some point but it could stop working unexpectedly.<BR /> Thu, 05 Mar 2020 06:38:56 GMT https://forums.autodesk.com/t5/autocad-for-mac-forum/cannot-open-autocad-lt-2013/m-p/9359626#M37293 maxim_k 2020-03-05T06:38:56Z https://forums.autodesk.com/t5/autocad-for-mac-forum/cannot-open-autocad-lt-2013/m-p/9361906#M37298 <P>MacOS Mojave 10.14.6</P> Fri, 06 Mar 2020 00:33:36 GMT https://forums.autodesk.com/t5/autocad-for-mac-forum/cannot-open-autocad-lt-2013/m-p/9361906#M37298 Anonymous 2020-03-06T00:33:36Z https://forums.autodesk.com/t5/autocad-for-mac-forum/cannot-open-autocad-lt-2013/m-p/9362171#M37301 The problem you have is solved by reinstalling AutoCAD, but as I mentioned before, AutoCAD LT 2013 for Mac is not supported on Mojave, so you won't be able to reinstall it.<BR />If you want to use AutoCAD you need to upgrade it to supported version.<BR /> Fri, 06 Mar 2020 04:47:34 GMT https://forums.autodesk.com/t5/autocad-for-mac-forum/cannot-open-autocad-lt-2013/m-p/9362171#M37301 maxim_k 2020-03-06T04:47:34Z