1 files changed, 4 insertions, 4 deletions
diff --git a/server/src/main/java/com/vaadin/ui/GridLayout.java b/server/src/main/java/com/vaadin/ui/GridLayout.java
index cc043927e9..b4d97018ce 100644
--- a/server/src/main/java/com/vaadin/ui/GridLayout.java
+++ b/server/src/main/java/com/vaadin/ui/GridLayout.java
@@ -652,14 +652,14 @@ public class GridLayout extends AbstractLayout
                 sb.append(component.getCaption());
                 sb.append("\"");
             }
-            sb.append(")");
+            sb.append(')');
             sb.append(" is already added to ");
             sb.append(existingArea.childData.column1);
-            sb.append(",");
+            sb.append(',');
             sb.append(existingArea.childData.column1);
-            sb.append(",");
+            sb.append(',');
             sb.append(existingArea.childData.row1);
-            sb.append(",");
+            sb.append(',');
             sb.append(existingArea.childData.row2);
             sb.append("(column1, column2, row1, row2).");