diff --git a/doc/xrpcserver.html b/doc/xrpcserver.html
index 9e66610..393e72d 100644
--- a/doc/xrpcserver.html
+++ b/doc/xrpcserver.html
@@ -125,7 +125,7 @@ Static Methods</h3>
 <a NAME="SaveXMLRPCServer.__init__" ID="SaveXMLRPCServer.__init__"></a>
 <h3 style="background-color:#FFFFFF;color:#FF0000">
 SaveXMLRPCServer (Constructor)</h3>
-<b>SaveXMLRPCServer</b>(<i>addr, logRequests=True, allow_none=False, use_builtin_types=False, ipacl=None</i>)
+<b>SaveXMLRPCServer</b>(<i>addr, logRequests=True, allow_none=False, ipacl=None</i>)
 <p>
 Init SaveXMLRPCServer class.
 </p><dl>
diff --git a/eric-revpipyload.api b/eric-revpipyload.api
index 8921fbc..354bb8c 100644
--- a/eric-revpipyload.api
+++ b/eric-revpipyload.api
@@ -105,4 +105,4 @@ xrpcserver.SaveXMLRPCServer.isAlive?4()
 xrpcserver.SaveXMLRPCServer.register_function?4(acl_level, function, name=None)
 xrpcserver.SaveXMLRPCServer.start?4()
 xrpcserver.SaveXMLRPCServer.stop?4()
-xrpcserver.SaveXMLRPCServer?1(addr, logRequests=True, allow_none=False, use_builtin_types=False, ipacl=None)
+xrpcserver.SaveXMLRPCServer?1(addr, logRequests=True, allow_none=False, ipacl=None)
diff --git a/revpipyload.e4p b/revpipyload.e4p
index 1141676..2fc0562 100644
--- a/revpipyload.e4p
+++ b/revpipyload.e4p
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE Project SYSTEM "Project-5.1.dtd">
 <!-- eric project file for project revpipyload -->
-<!-- Saved: 2018-04-05, 14:57:19 -->
+<!-- Saved: 2018-04-07, 19:21:46 -->
 <!-- Copyright (C) 2018 Sven Sager, akira@narux.de -->
 <Project version="5.1">
   <Language>en_US</Language>
@@ -9,7 +9,7 @@
   <ProgLanguage mixed="0">Python3</ProgLanguage>
   <ProjectType>Console</ProjectType>
   <Description>Dieser Loader wird über das Init-System geladen und führt das angegebene Pythonprogramm aus. Es ist für den RevolutionPi gedacht um automatisch das SPS-Programm zu starten.</Description>
-  <Version>0.6.4</Version>
+  <Version>0.6.5</Version>
   <Author>Sven Sager</Author>
   <Email>akira@narux.de</Email>
   <Eol index="1"/>
diff --git a/revpipyload/revpipyload.py b/revpipyload/revpipyload.py
index 1c9185a..fc101a8 100755
--- a/revpipyload/revpipyload.py
+++ b/revpipyload/revpipyload.py
@@ -50,7 +50,7 @@ from time import asctime
 from xmlrpc.client import Binary
 from xrpcserver import SaveXMLRPCServer
 
-pyloadversion = "0.6.4"
+pyloadversion = "0.6.5"
 
 
 class RevPiPyLoad():
@@ -743,6 +743,9 @@ class RevPiPyLoad():
         if filedata is None or filename is None:
             return False
 
+        # Windowszeichen prüfen
+        filename = filename.replace("\\", "/")
+
         # Absoluten Pfad prüfen
         dirname = os.path.join(self.plcworkdir, os.path.dirname(filename))
         if self.plcworkdir not in os.path.abspath(dirname):
diff --git a/revpipyload/xrpcserver.py b/revpipyload/xrpcserver.py
index 1f3d1df..ae1f807 100644
--- a/revpipyload/xrpcserver.py
+++ b/revpipyload/xrpcserver.py
@@ -17,8 +17,7 @@ class SaveXMLRPCServer(SimpleXMLRPCServer):
     """Erstellt einen erweiterten XMLRPCServer."""
 
     def __init__(
-            self, addr, logRequests=True, allow_none=False,
-            use_builtin_types=False, ipacl=None):
+            self, addr, logRequests=True, allow_none=False, ipacl=None):
         """Init SaveXMLRPCServer class.
         @param ipacl AclManager <class 'IpAclManager'>"""
         proginit.logger.debug("enter SaveXMLRPCServer.__init__()")
@@ -34,7 +33,6 @@ class SaveXMLRPCServer(SimpleXMLRPCServer):
             allow_none=allow_none,
             encoding="utf-8",
             bind_and_activate=False,
-            use_builtin_types=use_builtin_types
         )
 
         # Klassenvariablen
@@ -128,13 +126,13 @@ class SaveXMLRPCRequestHandler(SimpleXMLRPCRequestHandler):
 
         # ACL für IP-Adresse übernehmen
         self.server.requestacl = \
-            self.server.aclmgr.get_acllevel(self.address_string())
+            self.server.aclmgr.get_acllevel(self.client_address[0])
 
         if self.server.requestacl >= 0:
             return True
         else:
             self.send_error(
-                401, "IP '{}' not allowed".format(self.address_string())
+                401, "IP '{}' not allowed".format(self.client_address[0])
             )
 
         return False
diff --git a/setup.py b/setup.py
index 9e6a1b3..8307359 100644
--- a/setup.py
+++ b/setup.py
@@ -27,7 +27,7 @@ setup(
 
     license="LGPLv3",
     name="revpipyload",
-    version="0.6.4",
+    version="0.6.5",
 
     scripts=["data/revpipyload"],