Eventtype clr20r3 error Solution

Run. NET 2003 or 2.0 applications on some Windows Server 3.5 operating systems. ProgramThe System Event Viewer will find an error message similar to eventtype clr20r3 P1.... p2.... Pn.
The possible cause is that an exception occurs in your application, and. Net does not or cannot catch the exception, which leads to the following situation:
1. Double-click the executable program, no response.
2.6.2 going to the task manager will see a dw20.exe process and will disappear soon
3. An error message similar to eventtype clr20r3 P1.... p2... PN will be found in the event viewer.

Solution:
The specific problem may be solved differently, but the error in the Event Viewer still provides some prompt information. There is P1.... Pn in the error message, where p is followed by the namespace that throws an exception. GoCodeFind out where the space is used, especially in the initial part of the program, such as program. CS. In my case, the system. remoting error is thrown, and remoting is used in my program. Therefore, it may be because the port is occupied. As a result, the program can be started normally after the port is changed.
In addition, it is best to add a global exception capture to the program. In this case, detailed information will be prompted when an exception occurs, so that you will not be confused.