diff --git a/doc/bugs/error__58___invalid_object__while_setting_metadata/comment_2_e7d11326148bf27a0233d36e26e08e6a._comment b/doc/bugs/error__58___invalid_object__while_setting_metadata/comment_2_e7d11326148bf27a0233d36e26e08e6a._comment
new file mode 100644
index 0000000000..0c9549ccf3
--- /dev/null
+++ b/doc/bugs/error__58___invalid_object__while_setting_metadata/comment_2_e7d11326148bf27a0233d36e26e08e6a._comment
@@ -0,0 +1,12 @@
+[[!comment format=mdwn
+ username="joey"
+ subject="""comment 2"""
+ date="2020-06-26T16:13:43Z"
+ content="""
+Apparently .git/annex/index refers to a blob that is not in the git
+repository.
+
+I don't see a git-annex bug here.
+
+Making a shared clone rather than symlinking .git/annex would avoid this situation.
+"""]]