하위호환 고려

https://github.com/openNAMU/openNAMU/issues/1962

route/view_read.py

@@ -220,7 +220,8 @@ def view_read(name = 'Test', doc_rev = '', doc_from = '', do_type = ''):
             ]
 
             if flask.session and 'lastest_document' in flask.session:
-                pass
+                if type(flask.session['lastest_document']) != type([]):
+                    flask.session['lastest_document'] = []
             else:
                 flask.session['lastest_document'] = []
 

version.json

@@ -1,6 +1,6 @@
 {
     "beta" : {
-        "r_ver" : "v3.4.6-RC5-dev20",
+        "r_ver" : "v3.4.6-RC5-dev21",
         "c_ver" : "3500373",
         "s_ver" : "3500112"
     }