We have released a AutoCAD 2015 Service Pack 1 and Autodesk AutoCAD LT 2015 Service Pack 1 to improve the quality of the products by addressing issues found and reported. Please make sure to read the important details in the ReadMe document about what has been addressed and important installation notes. Every time you experience an “unplanned exit” from AutoCAD please make sure to send in a CER report as this is where we get a great deal of clues...Go to the original post...