diff --git a/View/acoustic_data_tab.py b/View/acoustic_data_tab.py
index 4fb8a23..db66d23 100644
--- a/View/acoustic_data_tab.py
+++ b/View/acoustic_data_tab.py
@@ -1411,40 +1411,43 @@ class AcousticDataTab(QWidget):
 
             # --- Clear variables ---
             list_to_pop1 = [
-                "stg.acoustic_data", "stg.date", "stg.hour",
-                "stg.freq", "stg.freq_text",
-                "stg.nb_profiles", "stg.nb_profiles_per_sec",
-                "stg.nb_cells", "stg.cell_size",
-                "stg.pulse_length", "stg.nb_pings_per_sec",
-                "stg.nb_pings_averaged_per_profile",
-                "stg.kt_read", "stg.kt_corrected", "stg.gain_rx", "stg.gain_tx",
-                "stg.filename_BS_raw_data", "stg.path_BS_raw_data",
-                "stg.BS_raw_data", "stg.time", "stg.depth",
-                "stg.BS_raw_data_reshape", "stg.time_reshape", "stg.depth_reshape"
+                stg.acoustic_data, stg.date, stg.hour,
+                stg.freq, stg.freq_text,
+                stg.nb_profiles, stg.nb_profiles_per_sec,
+                stg.nb_cells, stg.cell_size,
+                stg.pulse_length, stg.nb_pings_per_sec,
+                stg.nb_pings_averaged_per_profile,
+                stg.kt_read, stg.kt_corrected, stg.gain_rx, stg.gain_tx,
+                stg.filename_BS_raw_data, stg.path_BS_raw_data,
+                stg.BS_raw_data, stg.time, stg.depth,
+                stg.BS_raw_data_reshape, stg.time_reshape, stg.depth_reshape
             ]
 
             for p in list_to_pop1:
-                if isinstance(eval(p), list):
-                    exec(p + ".pop(current_row)")
+                if isinstance(p, list):
+                    p.pop(current_row)
 
             if stg.BS_cross_section:
-
-                list_to_pop2 = ["stg.rmin", "stg.rmax", "stg.tmin", "stg.tmax",
-                                "stg.time_cross_section", "stg.depth_cross_section", "stg.BS_cross_section"]
+                list_to_pop2 = [
+                    stg.rmin, stg.rmax, stg.tmin, stg.tmax,
+                    stg.time_cross_section, stg.depth_cross_section,
+                    stg.BS_cross_section
+                ]
 
                 for k in list_to_pop2:
-                    exec(k + ".pop(current_row)")
+                    k.pop(current_row)
 
             if stg.BS_stream_bed:
-
-                list_to_pop3 = ["stg.BS_stream_bed", "stg.depth_bottom",
-                                "stg.val_bottom", "stg.ind_bottom", "stg.freq_bottom_detection"]
+                list_to_pop3 = [
+                    stg.BS_stream_bed, stg.depth_bottom,
+                    stg.val_bottom, stg.ind_bottom,
+                    stg.freq_bottom_detection
+                ]
 
                 for s in list_to_pop3:
-                    exec(s + ".pop(current_row)")
+                    s.pop(current_row)
 
             if self.fileListWidget.count() == 0:
-
                 # --- Clear measurements information ---
                 self.label_date_acoustic_file.clear()
                 self.label_date_acoustic_file.setText("Date: ")