diff --git a/src/Ui/UiWebsocket.py b/src/Ui/UiWebsocket.py
index abe993a3..545792bb 100644
--- a/src/Ui/UiWebsocket.py
+++ b/src/Ui/UiWebsocket.py
@@ -329,7 +329,9 @@ class UiWebsocket(object):
             not site.settings["own"] and
             self.user.getAuthAddress(self.site.address) not in self.site.content_manager.getValidSigners(inner_path)
         ):
+            self.log.error("SiteSign error: you don't own this site & site owner doesn't allow you to do so.")
             return self.response(to, {"error": "Forbidden, you can only modify your own sites"})
+
         if privatekey == "stored":  # Get privatekey from sites.json
             privatekey = self.user.getSiteData(self.site.address).get("privatekey")
         if not privatekey:  # Get privatekey from users.json auth_address
@@ -436,7 +438,7 @@ class UiWebsocket(object):
         valid_signers = self.site.content_manager.getValidSigners(inner_path)
         auth_address = self.user.getAuthAddress(self.site.address)
         if not self.site.settings["own"] and auth_address not in valid_signers:
-            self.log.debug("FileWrite forbidden %s not in %s" % (auth_address, valid_signers))
+            self.log.error("FileWrite forbidden %s not in valid_signers %s" % (auth_address, valid_signers))
             return self.response(to, {"error": "Forbidden, you can only modify your own files"})
 
         # Try not to overwrite files currently in sync
@@ -469,6 +471,7 @@ class UiWebsocket(object):
 
             self.site.storage.write(inner_path, content)
         except Exception, err:
+            self.log.error("File write error: %s" % Debug.formatException(err))
             return self.response(to, {"error": "Write error: %s" % Debug.formatException(err)})
 
         if inner_path.endswith("content.json"):
@@ -486,6 +489,7 @@ class UiWebsocket(object):
             not self.site.settings["own"] and
             self.user.getAuthAddress(self.site.address) not in self.site.content_manager.getValidSigners(inner_path)
         ):
+            self.log.error("File delete error: you don't own this site & you are not approved by the owner.")
             return self.response(to, {"error": "Forbidden, you can only modify your own files"})
 
         file_info = self.site.content_manager.getFileInfo(inner_path)
@@ -501,6 +505,7 @@ class UiWebsocket(object):
         try:
             self.site.storage.delete(inner_path)
         except Exception, err:
+            self.log.error("File delete error: Exception - %s" % err)
             return self.response(to, {"error": "Delete error: %s" % err})
 
         self.response(to, "ok")
@@ -532,6 +537,7 @@ class UiWebsocket(object):
                 raise Exception("Only SELECT query supported")
             res = self.site.storage.query(query, params)
         except Exception, err:  # Response the error to client
+            self.log.error("DbQuery error: %s" % error)
             return self.response(to, {"error": str(err)})
         # Convert result to dict
         for row in res:
@@ -548,7 +554,7 @@ class UiWebsocket(object):
                     self.site.needFile(inner_path, priority=6)
             body = self.site.storage.read(inner_path)
         except Exception, err:
-            self.log.debug("%s fileGet error: %s" % (inner_path, err))
+            self.log.error("%s fileGet error: %s" % (inner_path, err))
             body = None
         if body and format == "base64":
             import base64
@@ -587,6 +593,7 @@ class UiWebsocket(object):
             else:
                 self.response(to, "Not changed")
         except Exception, err:
+            self.log.error("CertAdd error: Exception - %s" % err.message)
             self.response(to, {"error": err.message})
 
     def cbCertAddConfirm(self, to, domain, auth_type, auth_user_name, cert):