The application service reported an error "Event name:CLR20r3"

Question

The application server's service was disconnected today, and many client applications were unavailable. The Windows log sees the following information
Who can tell me what this error I is?Thank u.

Fault bucket , type 0
Event Name: CLR20r3
Response: Not available
Cab Id: 0

Problem signature:
P1: linxfileserver.exe
P2: 2.0.1.0
P3: 601b4825
P4: mscorlib
P5: 2.0.0.0
P6: 5e7591b8
P7: 3480
P8: d8
P9: System.IO.FileNotFoundException
P10:

Attached files:

These files may be available here:
C:\ProgramData\Microsoft\Windows\WER\ReportQueue\AppCrash_linxfileserver.e_aeb122a26f9939c26c46dd3e4f5db0d6b0ef59_00000000_37b16679

Analysis symbol:
Rechecking for solution: 0
Report Id: a2d99f04-7337-11eb-80f0-833a21892762
Report Status: 4100
Hashed bucket:

Answer 1

Cause:
The problem event CLR20r3 may occur for the following reasons: Corrupted application files and settings. Corrupted application registry keys.

Fix:

Reregister Windows Media Components

Step 1: Press "Windows + R" keys on your keyboard to open Run box, then type “cmd” in the Run box and press Enter to open Command Prompt.

Step 2: In Command Prompt, type the following commands one by one followed by an Enter after each command to execute all these commands:

regsvr32 atl.dll
cd C:\WINDOWS\eHome
ehSched /unregServer
ehSched /service
ehRecvr /unregServer
ehRecvr /service
exe /unregServer
exe /regserver
exe /unregServer
exe /regserver

Step 3: Exit the Command Prompt and restart your computer to see whether the problem is solved.

Answer 2

Those ancient Windows Media commands don't exist on most modern systems, so that's one of several folk remedies for CLR20r3 that's not going to fly.