diff --git a/pyrelacs/devices/mccdaq.py b/pyrelacs/devices/mccdaq.py
index 63e08a7..03aa936 100644
--- a/pyrelacs/devices/mccdaq.py
+++ b/pyrelacs/devices/mccdaq.py
@@ -224,10 +224,10 @@ class MccDaq:
                 uldaq.AOutListFlag.DEFAULT,
                 [0, 0],
             )
-        except Exception as e:
-            log.error("f{e}")
+        except Exception as er:
+            log.error(f"{er}")
             log.error("disconnection dac")
-            self.disconnect_daq()
+            # self.disconnect_daq()
 
     def digital_trigger(self, ch: int = 0) -> None:
         """