diff --git a/karabo_devices/shared_mem_processor/src/onlinemid_karabo/processor.py b/karabo_devices/shared_mem_processor/src/onlinemid_karabo/processor.py
index caa1c7710bfcbf5f700cfa26af35799acf4698eb..6d6ac5b8a310c6f6d625a1c79f037a4712e9c8cc 100644
--- a/karabo_devices/shared_mem_processor/src/onlinemid_karabo/processor.py
+++ b/karabo_devices/shared_mem_processor/src/onlinemid_karabo/processor.py
@@ -404,7 +404,7 @@ class OnlineMIDProcessor(TrainMatcher.TrainMatcher):
                 )
 
                 self.updateSchema(schema_update)
-                self.output = self._ss.getOutputChannel("plots")
+                self.assembled_output = self._ss.getOutputChannel("plots")
                 self.schemupdate_test = True
                 print("updating schema done")
             
@@ -492,6 +492,7 @@ class OnlineMIDProcessor(TrainMatcher.TrainMatcher):
             self.assembled_output.write(
                 plot_hash, ChannelMetaData(f'{myname}:plots', my_timestamp), copyAllData=False
                 )
+            
         self.assembled_output.update(safeNDArray=True)
         ##