diff --git a/odev/commands/git/clone.py b/odev/commands/git/clone.py
index 89c49f5de..58f6c4a67 100644
--- a/odev/commands/git/clone.py
+++ b/odev/commands/git/clone.py
@@ -34,14 +34,17 @@ def _clone_repository(self):
         """Find and clone the correct repository."""
         git = GitConnector(self.args.repository or self._database.repository.full_name)
 
-        if git.path.exists():
-            logger.info(f"Repository {git.name!r} already cloned under {git.path.as_posix()}")
-            git.checkout(revision=self.args.branch or None)
-        else:
-            git.clone(revision=self.args.branch or None)
-
-        if not git.path.exists():
-            raise self.error(f"Failed to clone repository {git.name!r}")
+        try:
+            if git.path.exists():
+                logger.info(f"Repository {git.name!r} already cloned under {git.path.as_posix()}")
+                git.checkout(revision=self.args.branch or None)
+            else:
+                git.clone(revision=self.args.branch or None)
+
+            if not git.path.exists():
+                raise self.error(f"Failed to clone repository {git.name!r}")
+        except Exception as e:
+            raise self.error(f"An error occurred while cloning the repository: {e}")
 
     def __check_repository(self):
         """Check if a repository is available to clone."""
diff --git a/odev/common/connectors/git.py b/odev/common/connectors/git.py
index 4401021d0..3087a93bc 100644
--- a/odev/common/connectors/git.py
+++ b/odev/common/connectors/git.py
@@ -505,11 +505,9 @@ def clone(self, revision: str | None = None):
                 multi_options=self._get_clone_options(revision),
             )
         except GitCommandError as error:
-            message: str = f"Failed to clone repository {self.name!r} to {self.path}"
-
+            message: str = f"Failed to clone repository {self.name!r} to {self.path}\n{str(error)}"
             if error.stderr:
                 message += f": {error.stderr}"
-
             raise ConnectorError(message, self) from error
         else:
             logger.info(
diff --git a/odev/common/databases/local.py b/odev/common/databases/local.py
index b574839b4..c7d5cd231 100644
--- a/odev/common/databases/local.py
+++ b/odev/common/databases/local.py
@@ -187,7 +187,7 @@ def version(self) -> OdooVersion | None:  # type: ignore [override]
             if version is not None:
                 return OdooVersion(version)
 
-        return OdooVersion("master")
+        return None
 
     @cached_property
     def edition(self) -> Literal["community", "enterprise"] | None:  # type: ignore [override]
@@ -724,6 +724,7 @@ def _restore_buffered_sql(
         if mode == "sql":
             self._buffered_sql_check_restrict(dump)
             self._buffered_sql_enable_extensions(dump)
+            self.ensure_roles()
         elif mode == "dump":
             self.unaccent()
 
@@ -927,14 +928,40 @@ def _buffered_sql_enable_extensions(self, dump: gzip.GzipFile | bz2.BZ2File | IO
 
         :param dump: The dump file to restore SQL data from.
         """
+        immutable_defined = False
         for index, line in enumerate(dump):
-            if index >= SQL_DUMP_IGNORE_LINES_NUMBER or "LANGUAGE sql IMMUTABLE" in line.decode():
+            if index >= SQL_DUMP_IGNORE_LINES_NUMBER:
                 break
-        else:
+            if "LANGUAGE sql IMMUTABLE" in line.decode(errors="ignore"):
+                immutable_defined = True
+                break
+
+        if not immutable_defined:
             self.unaccent()
 
         dump.seek(0)
 
+    @ensure_connected
+    def ensure_roles(self) -> bool:
+        """Create database roles commonly referenced by Odoo SQL dumps.
+
+        Plain SQL dumps often contain ``GRANT ... TO odoo`` statements. When restoring in fast mode
+        (``--single-transaction`` with ``ON_ERROR_STOP=1``), a missing ``odoo`` role raises
+        ``role "odoo" does not exist`` and rolls back the whole restore. Creating the role beforehand
+        keeps those statements valid without falling back to the slower degraded mode.
+        """
+        return self.query(
+            """
+            DO $$
+            BEGIN
+                CREATE ROLE odoo;
+                EXCEPTION
+                    WHEN duplicate_object
+                    THEN null;
+            END; $$
+            """
+        )
+
     @ensure_connected
     def unaccent(self) -> bool:
         """Install the unaccent extension on the database."""
@@ -982,15 +1009,12 @@ def pg_vector(self) -> bool:
 
         try:
             self.query(pg_vector_query)
-        except RuntimeError:
+        except RuntimeError as re:
             link = string.link(
                 "pgextwlist",
                 "https://github.com/dimitri/pgextwlist?tab=readme-ov-file#postgresql-extension-whitelist",
             )
-            logger.error(
-                "Failed to install 'pgvector' extension, please ensure it is installed on your system "
-                f"and whitelisted with {link}"
-            )
+            logger.error(re.args[0])
             return False
 
         return True
diff --git a/odev/common/version.py b/odev/common/version.py
index a5151d6f7..e6f94d387 100644
--- a/odev/common/version.py
+++ b/odev/common/version.py
@@ -131,6 +131,6 @@ def _cmpkey(master: bool, major: int, minor: int, module: tuple, enterprise: boo
     _saas = int(saas)
 
     # Master versions should sort before non-master versions
-    _master = int(master)
+    _master = -int(master)
 
     return _master, major, minor, _module, enterprise, _saas