"because it will be ignored when you just specify 40-hex. These refs\n"
"may be created by mistake. For example,\n"
"\n"
- " git checkout -b $br $(git rev-parse ...)\n"
+ " git switch -c $br $(git rev-parse ...)\n"
"\n"
"where \"$br\" is somehow empty and a 40-hex ref is created. Please\n"
"examine these refs and maybe delete them. Turn this message off by\n"
if (flags & GET_OID_RECORD_PATH)
oc->path = xstrdup(cp);
- if (!repo->index->cache)
+ if (!repo->index || !repo->index->cache)
repo_read_index(repo);
pos = index_name_pos(repo->index, cp, namelen);
if (pos < 0)