Merge pull request #7341 from kenjis/fix-exceptionHandler-show-first-exception

fix: use first exception in exceptionHandler()

Author: kenjis

system/Debug/Exceptions.php

@@ -119,6 +119,11 @@ public function exceptionHandler(Throwable $exception)
 
         [$statusCode, $exitCode] = $this->determineCodes($exception);
 
+        // Get the first exception.
+        while ($prevException = $exception->getPrevious()) {
+            $exception = $prevException;
+        }
+
         if ($this->config->log === true && ! in_array($statusCode, $this->config->ignoreCodes, true)) {
             log_message('critical', "{message}\nin {exFile} on line {exLine}.\n{trace}", [
                 'message' => $exception->getMessage(),