bug: the manually stopped/restarted job show the error message #242

Did you check docs and existing issues?

• I have read all the plugin docs
• I have searched the existing issues
• I have searched the existing issues of plugins related to this issue

Neovim version (nvim -v)

0.10.0

Operating system/version

Ubuntu 24.04 LTS

Describe the bug

• When you manually stopping the application, I think the error message is unnecessary.

• When you try to restart the app using the JavaRunnerRunMain command, the error message interrupts the restart process.

Steps To Reproduce

Expected Behavior

The JavaRunnerRunMain command should restart the application without an error message
The JavaRunnerStopMain command should stop the application without an error message