How to troubleshoot when exporting a SQL file with PL/SQL does not produce any response?

If there is no response when exporting SQL files in PL/SQL, it may be due to the following reasons:

1. Check the file path: Make sure the exported SQL file path is correct and has permission for writing.
2. Check SQL export statement: Make sure the SQL export statement being used is correct, such as using the SPOOL command to export the SQL file.
3. Check the PL/SQL environment: Sometimes the PL/SQL environment may encounter issues, in such cases try restarting the PL/SQL development tool or rebooting the computer.
4. Check error logs: Examine the error logs for PL/SQL or console output to see if there are any error messages.

If the above methods do not work, you can try using other tools or methods to export the SQL file, such as using SQL Developer or command-line tools for exporting. If the issue persists, it may be necessary to consider reinstalling the PL/SQL development tool or consulting technical support.