diff --git a/vaadinfrontend/src/main/java/life/qbic/datamanager/views/projects/project/samples/registration/batch/BatchRegistrationDialog.java b/vaadinfrontend/src/main/java/life/qbic/datamanager/views/projects/project/samples/registration/batch/BatchRegistrationDialog.java
index 53eb0e6d4..0cd59eeb1 100644
--- a/vaadinfrontend/src/main/java/life/qbic/datamanager/views/projects/project/samples/registration/batch/BatchRegistrationDialog.java
+++ b/vaadinfrontend/src/main/java/life/qbic/datamanager/views/projects/project/samples/registration/batch/BatchRegistrationDialog.java
@@ -147,7 +147,7 @@ private void generateSampleRegistrationLayout() {
       sampleSpreadsheetLayout.setBatchName(batchInformationLayout.batchNameField.getValue());
       ExperimentId selectedExperimentId = batchInformationLayout.experimentSelect.getValue()
           .experimentId();
-      //We only reload the spreadsheet if the selected experiment was changed
+      //We only reload the spreadsheet if the selected experiment was changed (or dialog closed)
       if (sampleSpreadsheetLayout.getExperiment() == null || !selectedExperimentId.equals(
           sampleSpreadsheetLayout.getExperiment())) {
         sampleSpreadsheetLayout.setExperiment(batchInformationLayout.experimentSelect.getValue());
diff --git a/vaadinfrontend/src/main/java/life/qbic/datamanager/views/projects/project/samples/registration/batch/SampleRegistrationSpreadsheet.java b/vaadinfrontend/src/main/java/life/qbic/datamanager/views/projects/project/samples/registration/batch/SampleRegistrationSpreadsheet.java
index ae2b09812..6270c186f 100644
--- a/vaadinfrontend/src/main/java/life/qbic/datamanager/views/projects/project/samples/registration/batch/SampleRegistrationSpreadsheet.java
+++ b/vaadinfrontend/src/main/java/life/qbic/datamanager/views/projects/project/samples/registration/batch/SampleRegistrationSpreadsheet.java
@@ -273,7 +273,7 @@ void unlockCellsToRow(Spreadsheet spreadsheet, int maxRow, int column) {
 
   //an unused cell is either null or empty (not blank)
   private boolean isCellUnused(Cell cell) {
-    return cell == null || cell.getStringCellValue().isEmpty();
+    return cell == null || SpreadsheetMethods.cellToStringOrNull(cell).isEmpty();
   }
 
 
@@ -293,7 +293,7 @@ void fixColumnWidth(int colIndex, String colLabel,
     if (cell == null) {
       this.createCell(0, colIndex, spacingValue);
     } else {
-      oldValue = cell.getStringCellValue();
+      oldValue = SpreadsheetMethods.cellToStringOrNull(cell);
       this.getCell(0, colIndex).setCellValue(spacingValue);
     }
     //Todo Find out why switching from a sheet with less columns to a sheet with more columns breaks the sheet(e.g. lipidomics to genomics)
diff --git a/vaadinfrontend/src/main/java/life/qbic/datamanager/views/projects/project/samples/registration/batch/SampleSpreadsheetLayout.java b/vaadinfrontend/src/main/java/life/qbic/datamanager/views/projects/project/samples/registration/batch/SampleSpreadsheetLayout.java
index df29a3768..caba524c5 100644
--- a/vaadinfrontend/src/main/java/life/qbic/datamanager/views/projects/project/samples/registration/batch/SampleSpreadsheetLayout.java
+++ b/vaadinfrontend/src/main/java/life/qbic/datamanager/views/projects/project/samples/registration/batch/SampleSpreadsheetLayout.java
@@ -93,6 +93,8 @@ public void generateSampleRegistrationSheet(MetadataType metaDataType) {
   }
 
   public void reset() {
+    //this needs to be reset when dialog is closed, as the sheet will not be recreated for set experiments
+    experiment = null;
     sampleInformationLayoutHandler.reset();
   }