SM59: SERVER_EXEC, Could not open file rfcexec.sec

Symptom

In transaction code SM59, the SERVER_EXEC connection test failing with below error,

Action          Result
Logon           Cancel
Error Details   Could not open file rfcexec.sec

Solution

1. Login to the operating system level, go to your executable directory, sapmnt/SID/exe. Ensure rfcexec.sec file is existed. Then, copy the rfcexec.sec file to your work directory, /usr/sap/SID/DVEBMGSxx/work

 cd /sapmnt/SID/exe/
 ll rfcexec.sec

cp rfcexec.sec /usr/sap/SID/DVEBMGSxx/work

2. Test SERVER_EXEC connection again and it shall be working now!