diff --git a/notebooks/Gotthard2/Correction_Gotthard2_NBC.ipynb b/notebooks/Gotthard2/Correction_Gotthard2_NBC.ipynb
index 565260c8f74d69084be4dc68455f3e28399463eb..b2276642ab3ce770c31fd958846d63d5e91bdace 100644
--- a/notebooks/Gotthard2/Correction_Gotthard2_NBC.ipynb
+++ b/notebooks/Gotthard2/Correction_Gotthard2_NBC.ipynb
@@ -554,8 +554,7 @@
     "if skip_plots:\n",
     "    exit_notebook('Skipping plots as configured.')\n",
     "if empty_seq == len(seq_files):\n",
-    "    seqs_no = sequences if sequences != [-1] else \"All\"\n",
-    "    exit_notebook(f\"{seqs_no} sequence files has no data to correct.\")"
+    "    exit_notebook(f\"All sequence files contain no data for correction.\")"
    ]
   },
   {
diff --git a/notebooks/Jungfrau/Jungfrau_Gain_Correct_and_Verify_NBC.ipynb b/notebooks/Jungfrau/Jungfrau_Gain_Correct_and_Verify_NBC.ipynb
index da7c3d15c555e57f8e2b841f312d59cb15caa269..fabc733cea1b8ae9870228ce2f805201f9bebd9a 100644
--- a/notebooks/Jungfrau/Jungfrau_Gain_Correct_and_Verify_NBC.ipynb
+++ b/notebooks/Jungfrau/Jungfrau_Gain_Correct_and_Verify_NBC.ipynb
@@ -739,8 +739,7 @@
     "\n",
     "        step_timer.done_step(f'Saving data time.')\n",
     "if empty_seq == sum([len(i) for i in mapped_files.values()]):\n",
-    "    seqs_no = sequences if sequences != [-1] else \"All\"\n",
-    "    exit_notebook(f\"{seqs_no} sequence files has no data to correct.\")"
+    "    exit_notebook(f\"All sequence files contain no data for correction.\")"
    ]
   },
   {
diff --git a/notebooks/ePix100/Correction_ePix100_NBC.ipynb b/notebooks/ePix100/Correction_ePix100_NBC.ipynb
index 7e976d03ea3e63b03633d2f341115a0170ccb380..fc7ce25391655f497b1e0411ad03c875bc8d9d3e 100644
--- a/notebooks/ePix100/Correction_ePix100_NBC.ipynb
+++ b/notebooks/ePix100/Correction_ePix100_NBC.ipynb
@@ -657,8 +657,7 @@
     "\n",
     "        step_timer.done_step('Storing data.')\n",
     "if empty_seq == len(seq_files):\n",
-    "    seqs_no = sequences if sequences != [-1] else \"All\"\n",
-    "    exit_notebook(f\"{seqs_no} sequence files has no data to correct.\")"
+    "    exit_notebook(f\"All sequence files contain no data for correction.\")"
    ]
   },
   {
diff --git a/notebooks/pnCCD/Correct_pnCCD_NBC.ipynb b/notebooks/pnCCD/Correct_pnCCD_NBC.ipynb
index 7d90eb3cf319860ab26c7f2fb969e0495248153e..9ffabbb4b1593327ad6bdac026f69ac454802431 100644
--- a/notebooks/pnCCD/Correct_pnCCD_NBC.ipynb
+++ b/notebooks/pnCCD/Correct_pnCCD_NBC.ipynb
@@ -785,8 +785,7 @@
     "    step_timer.done_step(f'Storing data.')\n",
     "# Exit and raise warning if there are no data to correct for all sequences.\n",
     "if empty_seq == len(seq_files):\n",
-    "    seqs_no = sequences if sequences != [-1] else \"All\"\n",
-    "    exit_notebook(f\"{seqs_no} sequence files has no data to correct.\")"
+    "    exit_notebook(f\"All sequence files contain no data for correction.\")"
    ]
   },
   {