title: a java exception has occured while opening .jar file
body: <p><a href="https://i.stack.imgur.com/2WGNW.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/2WGNW.png" alt="enter image description here"></a></p>
  
  <p>While execute the jar file. i found this exceptions. But when i tried to double click the .jar file. It shows <a href="https://i.stack.imgur.com/s7PS2.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/s7PS2.png" alt="enter image description here"></a></p>
  
  <p>if anyone know whats the error. just tell me..</p>