diff --git a/copyparty/authsrv.py b/copyparty/authsrv.py
index b1081df9..a4442718 100644
--- a/copyparty/authsrv.py
+++ b/copyparty/authsrv.py
@@ -693,8 +693,10 @@ class AuthSrv(object):
             self.user = user
             self.iuser = {v: k for k, v in user.items()}
 
+            self.re_pwd = None
             pwds = [re.escape(x) for x in self.iuser.keys()]
-            self.re_pwd = re.compile("=(" + "|".join(pwds) + ")([]&; ]|$)")
+            if pwds:
+                self.re_pwd = re.compile("=(" + "|".join(pwds) + ")([]&; ]|$)")
 
         # import pprint
         # pprint.pprint({"usr": user, "rd": mread, "wr": mwrite, "mnt": mount})
diff --git a/copyparty/httpcli.py b/copyparty/httpcli.py
index 5726fba8..6f04b3d0 100644
--- a/copyparty/httpcli.py
+++ b/copyparty/httpcli.py
@@ -55,7 +55,7 @@ class HttpCli(object):
 
     def log(self, msg, c=0):
         ptn = self.asrv.re_pwd
-        if ptn.search(msg):
+        if ptn and ptn.search(msg):
             msg = ptn.sub(self.unpwd, msg)
 
         self.log_func(self.log_src, msg, c)