修改调用外部程序异常的错误提示信息

src/main/java/com/nis/web/controller/configuration/proxy/PxyObjKeyringController.java

@@ -668,8 +668,9 @@ public class PxyObjKeyringController extends BaseController  {
 			String cmdarray[] = new String[] {cmd1, cmd2 ,sb.toString() };
 			BufferedReader br = null;
 			BufferedReader bre = null;
+			Process exec=null;
 			try {
-				Process exec = Runtime.getRuntime().exec(cmdarray);
+				exec = Runtime.getRuntime().exec(cmdarray);
 				exec.getInputStream();
 				br = new BufferedReader(
 						new InputStreamReader(exec.getInputStream()));
@@ -744,6 +745,9 @@ public class PxyObjKeyringController extends BaseController  {
 					} catch (IOException e) {
 						e.printStackTrace();
 					}
+				if (exec != null)
+					exec.destroy();
+					
 			}
 			return result;
 		}