diff --git a/app/src/processing/app/Base.java b/app/src/processing/app/Base.java
index af2388699..af2dcf581 100644
--- a/app/src/processing/app/Base.java
+++ b/app/src/processing/app/Base.java
@@ -2076,8 +2076,9 @@ public class Base {
t.printStackTrace(new PrintWriter(sw));
// Necessary to replace \n with
(even if pre) otherwise Java
// treats it as a closed tag and reverts to plain formatting.
- message = "" + message + "
" +
- sw.toString().replaceAll("\n", "
");
+ message = "" + message.replaceAll("\n", "
") +
+ "
" +
+ sw.toString().replaceAll("\n", "
") + "";
JOptionPane.showMessageDialog(new Frame(), message, title,
fatal ?