persiste problema con consulta a dbf

[Carlos Edurado Sotelo Pinto]

hola lista
probe cambiando el odbc por al adodbapi... y segui con el mismo error:
le envio el codigo completo de una secuencia que realize en un a mauiqna 
con window 98, el detalle es que funciono en win2000 y win xp

 >>> StringDBF = "Provider=Microsoft.Jet.OLEDB.4.0;Data 
Source=C:\Sisges\Desarrollo\dbf;Extended Properties=dBASE IV;User 
ID=Admin;Password="
 >>> StringDBF
'Provider=Microsoft.Jet.OLEDB.4.0;Data 
Source=C:\\Sisges\\Desarrollo\\dbf;Extended Properties=dBASE IV;User 
ID=Admin;Password='
 >>> import adodbapi
 >>> ADOConn = adodbapi.connect(StringDBF)
 >>> ADOCurr=ADOConn.cursor()
 >>> dir(ADOCurr)
['__doc__', '__init__', '__module__', '_fetch', 
'_makeDescriptionFromRS', '_raiseCursorError', 
'_returnADOCommandParameters', 'arraysize', 'callproc', 'close', 'conn', 
'description', 'errorhandler', 'execute', 'executeHelper', 
'executemany', 'fetchall', 'fetchmany', 'fetchone', 'messages', 
'nextset', 'rowcount', 'rs', 'setinputsizes', 'setoutputsize']
 >>> SQLQuery = 'UPDATE panexo set valida = "T"'
 >>> ADOCurr.execute(SQLQuery)
Traceback (most recent call last):
  File "<pyshell#7>", line 1, in ?
    ADOCurr.execute(SQLQuery)
  File "C:\PYTHON23\lib\site-packages\adodbapi\adodbapi.py", line 592, 
in execute
    self.executeHelper(operation,0,parameters)
  File "C:\PYTHON23\lib\site-packages\adodbapi\adodbapi.py", line 552, 
in executeHelper
    self._raiseCursorError(DatabaseError,tracebackhistory)
  File "C:\PYTHON23\lib\site-packages\adodbapi\adodbapi.py", line 407, 
in _raiseCursorError
    eh(self.conn,self,errorclass,errorvalue)
  File "C:\PYTHON23\lib\site-packages\adodbapi\adodbapi.py", line 38, in 
standardErrorHandler
    raise errorclass(errorvalue)
DatabaseError:
-----------
Strategy 1: Traceback:Traceback (most recent call last):
   File "C:\PYTHON23\lib\site-packages\adodbapi\adodbapi.py", line 540, 
in executeHelper
    adoRetVal=self.cmd.Execute()
   File "<COMObject ADODB.Command>", line 2, in Execute
   File "C:\PYTHON23\Lib\site-packages\win32com\client\dynamic.py", line 
251, in _ApplyTypes_
    result = self._oleobj_.InvokeTypes(*(dispid, LCID, wFlags, retType, 
argTypes) + args)
 com_error: (-2147352567, 'Ocurri\xf3 una excepci\xf3n.', (0, 'Microsoft 
JET Database Engine', 'La operaci\xf3n debe usar una consulta 
actualizable.', None, 5003073, -2147467259), None)


-----------
Strategy 2: Traceback:Traceback (most recent call last):
   File "C:\PYTHON23\lib\site-packages\adodbapi\adodbapi.py", line 540, 
in executeHelper
    adoRetVal=self.cmd.Execute()
   File "<COMObject ADODB.Command>", line 2, in Execute
   File "C:\PYTHON23\Lib\site-packages\win32com\client\dynamic.py", line 
251, in _ApplyTypes_
    result = self._oleobj_.InvokeTypes(*(dispid, LCID, wFlags, retType, 
argTypes) + args)
 com_error: (-2147352567, 'Ocurri\xf3 una excepci\xf3n.', (0, 'Microsoft 
JET Database Engine', 'La operaci\xf3n debe usar una consulta 
actualizable.', None, 5003073, -2147467259), None)


-----------
Strategy 3: Traceback:Traceback (most recent call last):
   File "C:\PYTHON23\lib\site-packages\adodbapi\adodbapi.py", line 540, 
in executeHelper
    adoRetVal=self.cmd.Execute()
   File "<COMObject ADODB.Command>", line 2, in Execute
   File "C:\PYTHON23\Lib\site-packages\win32com\client\dynamic.py", line 
251, in _ApplyTypes_
    result = self._oleobj_.InvokeTypes(*(dispid, LCID, wFlags, retType, 
argTypes) + args)
 com_error: (-2147352567, 'Ocurri\xf3 una excepci\xf3n.', (0, 'Microsoft 
JET Database Engine', 'La operaci\xf3n debe usar una consulta 
actualizable.', None, 5003073, -2147467259), None)


-----------
Strategy 4: Traceback:Traceback (most recent call last):
   File "C:\PYTHON23\lib\site-packages\adodbapi\adodbapi.py", line 540, 
in executeHelper
    adoRetVal=self.cmd.Execute()
   File "<COMObject ADODB.Command>", line 2, in Execute
   File "C:\PYTHON23\Lib\site-packages\win32com\client\dynamic.py", line 
251, in _ApplyTypes_
    result = self._oleobj_.InvokeTypes(*(dispid, LCID, wFlags, retType, 
argTypes) + args)
 com_error: (-2147352567, 'Ocurri\xf3 una excepci\xf3n.', (0, 'Microsoft 
JET Database Engine', 'La operaci\xf3n debe usar una consulta 
actualizable.', None, 5003073, -2147467259), None)

--- ADODBAPI on command:UPDATE panexo set valida = "T" with parameters: None
 >>>