diff --git a/src/Renderer/ErrorDetailsPageRenderer.php b/src/Renderer/ErrorDetailsPageRenderer.php
index 155e7ac..639508e 100644
--- a/src/Renderer/ErrorDetailsPageRenderer.php
+++ b/src/Renderer/ErrorDetailsPageRenderer.php
@@ -111,8 +111,8 @@ private function getTraceEntriesHtml(array $traceEntries): string
             $traceContent .= ')
         </td>
         <td class="stack-trace-file-name ' . $this->html($entry['nonVendorClass']) . '">' .
-                $this->html($entry['fileName']) .
-                ':<span class="lineSpan">' . $this->html($entry['line']) . '</span>
+                $this->html($entry['fileName']) . (!empty($entry['fileName']) ? ':' : '') .
+                '<span class="lineSpan">' . $this->html($entry['line']) . '</span>
         </td>
     </tr>';
         }
diff --git a/src/Renderer/JsonErrorRenderer.php b/src/Renderer/JsonErrorRenderer.php
index b40329e..b1e2974 100644
--- a/src/Renderer/JsonErrorRenderer.php
+++ b/src/Renderer/JsonErrorRenderer.php
@@ -60,7 +60,8 @@ private function getTraceEntriesJsonArray(array $traceEntries): array
             $truncatedArgsString = implode(', ', $truncatedArgs);
             $isNotVendor = $entry['nonVendorClass'] === 'non-vendor';
             $traceJson[$key] = "#$key " . ($isNotVendor ? '(src) ' : '(vendor) ') . $entry['classAndFunction'] .
-                '(' . $truncatedArgsString . ') called in (file)' . $entry['fileName'] . ':' . $entry['line'] . ']';
+                '(' . $truncatedArgsString . ')' .
+                (!empty($entry['fileName']) ? ' called in (file)' . $entry['fileName'] . ':' . $entry['line'] : '');
         }
 
         return $traceJson;