Fix #5050
diff --git a/user_guide_src/source/changelog.rst b/user_guide_src/source/changelog.rst
index 8d2beb7..fd6c1c7 100644
--- a/user_guide_src/source/changelog.rst
+++ b/user_guide_src/source/changelog.rst
@@ -35,6 +35,7 @@
- Fixed a bug (#5006) - :doc:`common function <general/common_functions>` :php:func:`remove_invisible_characters()` didn't remove URL-encoded ``0x7F``.
- Fixed a bug (#4815) - :doc:`Database Library <database/index>` stripped URL-encoded sequences while escaping strings with the 'mssql' driver.
- Fixed a bug (#5044) - :doc:`HTML Helper <helpers/html_helper>` function :php:func:`img()` didn't accept ``data:`` URI schemes for the image source.
+- Fixed a bug (#5050) - :doc:`Database Library <database/index>` tried to access an undefined property in a number of error handling cases.
Version 3.1.3
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