diff --git a/Changelog.rst b/Changelog.rst
index 5b47696a5..14c827254 100644
--- a/Changelog.rst
+++ b/Changelog.rst
@@ -22,6 +22,9 @@ Version NEXTVERSION
 * Fix bug that caused `cfdm.write` to fail when a parametric Z
   dimension coordinate did not have a ``computed_standard_name``
   attribute (https://github.com/NCAS-CMS/cfdm/issues/303)
+* Fix bug that caused `cfdm.read` to fail to read at all
+  datasets including variables with badly-encoded UGRID meshes
+  (https://github.com/NCAS-CMS/cfdm/issues/315)
 * New class `cfdm.H5netcdfArray`
 * New class `cfdm.NetCDF4Array`
 * New dependency: ``h5netcdf>=1.3.0``
diff --git a/cfdm/read_write/netcdf/netcdfread.py b/cfdm/read_write/netcdf/netcdfread.py
index e6ab57bf5..f279ad2c0 100644
--- a/cfdm/read_write/netcdf/netcdfread.py
+++ b/cfdm/read_write/netcdf/netcdfread.py
@@ -10,6 +10,7 @@
 from dataclasses import dataclass, field
 from functools import reduce
 from math import nan, prod
+from pprint import pformat
 from typing import Any
 from urllib.parse import urlparse
 from uuid import uuid4
@@ -3787,9 +3788,10 @@ def _create_field_or_domain(
                     ugrid = False
                     logger.warning(
                         "There was a problem parsing the UGRID mesh "
-                        f"topology variable {mesh.mesh_ncvar!r}: "
-                        f"Ignoring the UGRID mesh for {field_ncvar!r}."
+                        "topology variable. Ignoring the UGRID mesh "
+                        f"for {field_ncvar!r}."
                     )
+                    logger.debug(f"Mesh dictionary is: {pformat(g['mesh'])}")
 
             if ugrid:
                 # The UGRID specification is OK, so get the auxiliary