The name of the question event is clr20r3.

Source: Internet
Author: User
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Autodest autocad2010 cannot be opened in win7, and the problem event name is clr20r3 or appcrash
In accordance with the installation instructions of AutoCAD 2010 (of course, the D version), after the installation is completed and cracked, there is always an error displayed, saying: 1: the installation is not correct; 2: The operation permission is insufficient, you must have the administrator privilege to enable this function. However, the installation has been completed and cracked step by step according to the instructions. It is also opened under the Administrator permission. Why not? The problem actually exists here:
Win7 comes with. net3.5.1, while some netizens may install. net4.0 in" ProgramAnd function-> enable or disable the WINDOWS function. net 3.5.1 ", the check box is removed, because many people see it in ". net 3.5.1 ", there are two options under its subdirectory, and are not selected, so it will be considered ". net 3.5.1 "may be useless at all, and. net 4.0 is backward compatible, so it is removed ". net 3.5.1 "selected in the previous check box, and the problem is here, as long as you re-select"/NET 3.5.1 ", and then restart the system, CAD can be opened correctly, such:

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