From 65eba5e36a31b71c15460b6824af606bfdf452ba Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Christoph=20D=C3=A4hne?= <christoph.daehne@sandstorm.de>
Date: Sat, 21 Jun 2025 14:30:07 +0200
Subject: [PATCH 1/2] BUGFIX: out of memory error when using AbsorbingHandler
 for exceptions #5576

resolves https://github.com/neos/neos-development-collection/issues/5576
---
 Neos.Flow/Classes/Error/Debugger.php | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/Neos.Flow/Classes/Error/Debugger.php b/Neos.Flow/Classes/Error/Debugger.php
index de53c73e42..b50aa42b26 100644
--- a/Neos.Flow/Classes/Error/Debugger.php
+++ b/Neos.Flow/Classes/Error/Debugger.php
@@ -399,6 +399,18 @@ protected static function renderCallArgumentsHtml(array $callArguments): string
      */
     protected static function getBacktraceCodePlaintext(array $trace, bool $includeCode = true): string
     {
+        $exception = new \Exception();
+        $callstack = $exception->getTraceAsString();
+        if (substr_count($callstack, __METHOD__) > 3) {
+
+            $explanation = <<<'EOT'
+                There seems to be an error while rendering the stack trace, see https://github.com/neos/neos-development-collection/issues/5576 .
+                This might happen due to broken __toString() methods: an error occurs -> we generate the log here -> call __toString() again -> error occurs again -> we generate the log here again -> call __toString() again -> ...
+                Inspect the other log file in Data/Logs/Exceptions with the same creation time to find the original error.
+            EOT;
+            return __METHOD__ . " already on the call stack 3 times, aborting now\n" . $explanation;
+        }
+
         $backtraceCode = '';
         foreach ($trace as $index => $step) {
             $class = isset($step['class']) ? $step['class'] . '::' : '';

From 16c05fc1603ff75bcc0d6ae159e7ba4153e71393 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Christoph=20D=C3=A4hne?= <christoph.daehne@sandstorm.de>
Date: Sat, 21 Jun 2025 14:51:04 +0200
Subject: [PATCH 2/2] fixup! BUGFIX: out of memory error when using
 AbsorbingHandler for exceptions #5576

---
 Neos.Flow/Classes/Error/Debugger.php | 1 -
 1 file changed, 1 deletion(-)

diff --git a/Neos.Flow/Classes/Error/Debugger.php b/Neos.Flow/Classes/Error/Debugger.php
index b50aa42b26..24942c6485 100644
--- a/Neos.Flow/Classes/Error/Debugger.php
+++ b/Neos.Flow/Classes/Error/Debugger.php
@@ -402,7 +402,6 @@ protected static function getBacktraceCodePlaintext(array $trace, bool $includeC
         $exception = new \Exception();
         $callstack = $exception->getTraceAsString();
         if (substr_count($callstack, __METHOD__) > 3) {
-
             $explanation = <<<'EOT'
                 There seems to be an error while rendering the stack trace, see https://github.com/neos/neos-development-collection/issues/5576 .
                 This might happen due to broken __toString() methods: an error occurs -> we generate the log here -> call __toString() again -> error occurs again -> we generate the log here again -> call __toString() again -> ...