fetchart: gracefully handle permissions errors when setting album art

beets/util/__init__.py

@@ -547,7 +547,10 @@ def move(path: bytes, dest: bytes, replace: bool = False):
             )
         finally:
             if tmp_filename:
-                os.remove(tmp_filename)
+                try:
+                    os.remove(tmp_filename)
+                except OSError:
+                    pass
 
 
 def link(path: bytes, dest: bytes, replace: bool = False):

beetsplug/fetchart.py

@@ -1492,7 +1492,11 @@ def assign_art(self, session: ImportSession, task: ImportTask):
             candidate = self.art_candidates.pop(task)
             removal_enabled = self._is_source_file_removal_enabled()
 
-            self._set_art(task.album, candidate, not removal_enabled)
+            try:
+                self._set_art(task.album, candidate, not removal_enabled)
+            except util.FilesystemError as exc:
+                self._log.warning("failed to set album art: {}", exc)
+                return
 
             if removal_enabled:
                 task.prune(candidate.path)

docs/changelog.rst

@@ -24,6 +24,8 @@ Bug fixes
 - :doc:`plugins/musicbrainz`: Fix fetching very large releases that have more
   than 500 tracks. :bug:`6355`
 - :doc:`plugins/badfiles`: Fix number of found errors in log message
+- :doc:`plugins/fetchart`: Gracefully handle permissions errors when setting
+  album art instead of crashing the import. :bug:`6193`
 
 ..
     For plugin developers