From ad7769bf9e7be38cf2b9669312a3e31dcff99bc9 Mon Sep 17 00:00:00 2001
From: Kittywhiskers Van Gogh <63189531+kwvg@users.noreply.github.com>
Date: Thu, 10 Aug 2023 17:55:33 -0300
Subject: [PATCH] merge bitcoin#28253: display abrupt shutdown errors in
 console output

---
 test/functional/test_framework/test_node.py | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/test/functional/test_framework/test_node.py b/test/functional/test_framework/test_node.py
index 1d91415ea8bd5..113175e313cfe 100755
--- a/test/functional/test_framework/test_node.py
+++ b/test/functional/test_framework/test_node.py
@@ -259,8 +259,13 @@ def wait_for_rpc_connection(self):
         poll_per_s = 4
         for _ in range(poll_per_s * self.rpc_timeout):
             if self.process.poll() is not None:
+                # Attach abrupt shutdown error/s to the exception message
+                self.stderr.seek(0)
+                str_error = ''.join(line.decode('utf-8') for line in self.stderr)
+                str_error += "************************\n" if str_error else ''
+
                 raise FailedToStartError(self._node_msg(
-                    'dashd exited with status {} during initialization'.format(self.process.returncode)))
+                    f'dashd exited with status {self.process.returncode} during initialization. {str_error}'))
             try:
                 rpc = get_rpc_proxy(
                     rpc_url(self.datadir, self.index, self.chain, self.rpchost),