diff --git a/script/MultiRegionScan.py b/script/MultiRegionScan.py
index dc79d482..de6ff8c9 100644
--- a/script/MultiRegionScan.py
+++ b/script/MultiRegionScan.py
@@ -94,6 +94,7 @@ class SpectrumReader(ReadonlyRegisterBase, ReadonlyRegisterArray):
         create_dataset(self.slit_dataset_name, 'd')
         
     def setup(self):
+        print("spectrum.setup")
         if self.scan_index != get_exec_pars().index:
             self.scan_index = get_exec_pars().index
             self.create_datasets()
@@ -143,6 +144,7 @@ class SpectrumReader(ReadonlyRegisterBase, ReadonlyRegisterArray):
         append_dataset(self.slit_dataset_name, self.region['slit'])
 
     def read(self):
+        print("spectrum.read")
         global current_region_index
         current_region_index = self.region_index
         self.setup()
@@ -162,6 +164,7 @@ class SpectrumReader(ReadonlyRegisterBase, ReadonlyRegisterArray):
 
 class ImageReader(ReadonlyRegisterBase, ReadonlyRegisterMatrix):   
     def read(self):
+        print("image.read")
         return Scienta.getDataMatrix().read()
 
     def getWidth(self):