--- ./panel-plugin/cmdspawn.c.orig	2007-11-23 16:32:40.000000000 +0100

+++ ./panel-plugin/cmdspawn.c	2010-11-07 11:29:03.000000000 +0100

@@ -184,6 +184,7 @@

             return (-1);

         case 0:

             /* Redirect stdout/stderr to associated pipe's write-ends */

+            close(0); /* stdin is not used in child */

             for (i = 0; i < OUT_ERR; i++) {

                 j = i + 1; // stdout/stderr file descriptor

                 close (j);

@@ -199,6 +200,9 @@

         exit (-1);

     }

+    for (i = 0; i < OUT_ERR; i++)

+        close (aaiPipe[i][WR]); /* close write end of pipes in parent */

+

     /* Wait for child completion */

     if (wait == 1)

     {

@@ -231,10 +235,9 @@

     }

     End:

-    /* Close created pipes */

+    /* Close read end of pipes */

     for (i = 0; i < OUT_ERR; i++)

-        for (j = 0; j < RD_WR; j++)

-            close (aaiPipe[i][j]);

+        close (aaiPipe[i][RD]);

     return (-fError);

 }// Spawn()

--- ./panel-plugin/main.c.orig	2008-03-15 23:38:18.000000000 +0100

+++ ./panel-plugin/main.c	2010-11-07 11:28:17.000000000 +0100

@@ -32,6 +32,7 @@

 #include <libxfce4util/libxfce4util.h>

 #include <libxfcegui4/dialogs.h>

+#include <libxfcegui4/xfce-exec.h>

 #include <libxfce4panel/xfce-panel-plugin.h>

 #include <libxfce4panel/xfce-panel-convenience.h>

@@ -94,10 +95,18 @@

 {

     struct genmon_t *poPlugin = (genmon_t *) p_pvPlugin;

     struct monitor_t *poMonitor = &(poPlugin->oMonitor);

-    char result[256];

+    GError *error = NULL;

+

+	xfce_exec(poMonitor->onClickCmd, 0, 0, &error);

+    if (error) {

+        char first[256];

+        g_snprintf (first, sizeof(first), _("Could not run \"%s\""), poMonitor->onClickCmd);

+        xfce_message_dialog (NULL, _("Xfce Panel"), 

+                             GTK_STOCK_DIALOG_ERROR, first, error->message,

+                             GTK_STOCK_CLOSE, GTK_RESPONSE_OK, NULL);

+        g_error_free (error);

+    }

-    genmon_SpawnCmd (poMonitor->onClickCmd, result,

-        sizeof (poMonitor->onClickCmd), 0);

 }

 /**************************************************************/