--- a/sat_frontends/jp/cmd_pipe.py	Mon May 15 16:20:38 2023 +0200
+++ b/sat_frontends/jp/cmd_pipe.py	Mon May 15 16:20:45 2023 +0200
@@ -17,15 +17,17 @@
 # You should have received a copy of the GNU Affero General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-import socket
 import asyncio
 import errno
 from functools import partial
+import socket
+import sys
+
+from sat.core.i18n import _
+from sat.tools.common import data_format
 from sat_frontends.jp import base
-from sat_frontends.jp.constants import Const as C
 from sat_frontends.jp import xmlui_manager
-import sys
-from sat.core.i18n import _
+from sat_frontends.jp.constants import Const as C
 from sat_frontends.tools import jid
 
 __commands__ = ["Pipe"]
@@ -141,7 +143,8 @@
                     break
             xmlui_data = {"answer": C.BOOL_TRUE, "port": str(port)}
             await self.host.bridge.action_launch(
-                xmlui_id, xmlui_data, profile_key=profile)
+                xmlui_id, data_format.serialise(xmlui_data), profile_key=profile
+            )
             async with server:
                 await server.serve_forever()
             self.host.quit_from_signal()