fix: make mcs acquiring fetch without auto monitor

csaxs_bec/devices/epics/delay_generator_csaxs/ddg_1.py

@@ -390,8 +390,9 @@ class DDG1(PSIDeviceBase, DelayGeneratorCSAXS):
         # counters are forwarded to BEC. Once the flag is set, we create a TransitionStatus DONE->ACQUIRING
         # and start the acquisition through erase_start.put(1). Finally, we wait for the card to go to ACQUIRING state.
         mcs._omit_mca_callbacks.clear()  # pylint: disable=protected-access
-        mcs.erase_start.put(1)
         status_acquiring = CompareStatus(mcs.acquiring, ACQUIRING.ACQUIRING)
+        mcs.erase_start.put(1)
+
         self.cancel_on_stop(status_acquiring)
 
         return status_acquiring
@@ -609,10 +610,17 @@ class DDG1(PSIDeviceBase, DelayGeneratorCSAXS):
                 #     logger.error(
                 #         f"MCS card is not finishing after 3s, current state: {mcs.acquiring.get()}, waiting another 3s for its return to ACQUIRING state. If this happens regularly, please check the EPICS interface and the MCS card logic."
                 #     )
+                if not status_mcs.done:
+                    mcs.acquiring.get(use_monitor=False)
                 status_mcs.wait(timeout=3)
             except Exception as exc:
-                logger.warning(f"MCS did not go to Acquiring within 3s. Retrying erase_start {exc}")
-                raise exc
+                if (
+                    mcs.acquiring.get(use_monitor=False) != ACQUIRING.ACQUIRING
+                ):  # Get the current state without monitoring to avoid any side effects
+                    logger.warning(
+                        f"MCS did not go to Acquiring within 3s. Retrying erase_start {exc}"
+                    )
+                    raise exc
                 # mcs.erase_start.put(1)
                 # status_mcs.wait(timeout=3)
             status = CompareStatus(mcs.acquiring, ACQUIRING.DONE)