Hello

I have a problem when trying to connect the the driveplc v2.x to any OPC client
The connection is successfull until i activate at least one item the communication stops and starts to reconnect again over and over again
i use gateway version 2.3.9
i use a can-usb cable

this is the log file:
(07.05.2012, 11:52:19.000) OPC-Server V3.4.4.0 by 3S-Smart Software Solutions GmbH.
(07.05.2012, 11:52:19.000) Path for ini-File: C:\PROGRA~1\Lenze\OPCSER~1\PLCDES~1\CODESY~1\OPCServer.ini
(07.05.2012, 11:52:19.000) Path for AE-Config: C:\PROGRA~1\Lenze\OPCSER~1\PLCDES~1\CODESY~1\OPCServerA.ini
(07.05.2012, 11:52:19.000) AE-Configuration unused.
(07.05.2012, 11:52:19.000) 1 PLCs configured
(07.05.2012, 11:52:19.015) [mmm]: Try to open connection...
(07.05.2012, 11:52:19.015) [mmm] : Initial Connect started.
(07.05.2012, 11:52:19.015) [mmm]: Open communication successful
(07.05.2012, 11:52:19.015) [__CommState] : Initially added implicit variable.
(07.05.2012, 11:52:19.015) [__CommStateOK] : Initially added implicit variable.
(07.05.2012, 11:52:19.015) [mmm]: CPLCHandler: Interface: IT_GATEWAY used
(07.05.2012, 11:52:19.656) [mmm]: CPLCHandler: Reconnect[1]: Reconnect cycle begin...
(07.05.2012, 11:52:19.656) [mmm]: CPLCHandler: Reconnect[1]: STATE_PLC_NOT_CONNECTED: tries to open channel...
(07.05.2012, 11:52:20.312) [mmm]: CPLCHandler: Reconnect[1]: STATE_PLC_CONNECTED: tries to load symbols...
(07.05.2012, 11:52:21.468) [mmm]: CPLCHandler: 12 symbols available
(07.05.2012, 11:52:21.468) [mmm]: CPLCHandler: Reconnect[1]: STATE_CONFIG_LOADED: try to check ProjectID...
(07.05.2012, 11:52:21.515) [mmm]: CPLCHandler: Reconnect[1]: STATE_RUNNING
(07.05.2012, 11:52:21.515) [mmm]: CPLCHandler: Reconnect[1]: Reconnect cycle end
(07.05.2012, 11:52:21.515) [mmm]: CPLCHandler: ReconnectThread ends with STATE_RUNNING
(07.05.2012, 11:52:21.578) [mmm]: Open communication successful
(07.05.2012, 11:52:21.578) [mmm]: Starting adding new symbols 12...
(07.05.2012, 11:52:21.578) [mmm]: Adding symbols finished
(07.05.2012, 11:52:21.593) [mmm]: Loaded symbols for project id [1043805] and version [0]
(07.05.2012, 11:52:22.015) OPC-Server started successful.
(07.05.2012, 11:52:25.265) [mmm]: Project id [1043805] and version [0] not changed
(07.05.2012, 11:52:25.265) [mmm]: Active items=0
(07.05.2012, 11:52:32.937) COPCGroup::AddItems(dwNumItems=1, clientHandle=1)
(07.05.2012, 11:52:33.046) [mmm]: Active items=1
(07.05.2012, 11:52:33.078) **** ERROR: [mmm]: CPLCHandler: Communication error occurred

If anyone could help plz
waiting for reply
Thx