Mod_python error: "PythonHandler invenio.webinterface_layout"

Traceback (most recent call last):

  File "/usr/lib/python2.4/site-packages/mod_python/apache.py", line 299, in HandlerDispatch
    result = object(req)

  File "/usr/lib/python2.4/site-packages/invenio/webinterface_handler.py", line 231, in _handler
    return root._traverse(req, path)

  File "/usr/lib/python2.4/site-packages/invenio/webinterface_handler.py", line 187, in _traverse
    return obj._traverse(req, path)

  File "/usr/lib/python2.4/site-packages/invenio/webinterface_handler.py", line 187, in _traverse
    return obj._traverse(req, path)

  File "/usr/lib/python2.4/site-packages/invenio/webinterface_handler.py", line 191, in _traverse
    result = obj(req, form)

  File "/usr/lib/python2.4/site-packages/invenio/websubmit_webinterface.py", line 154, in getfile
    res = doc.registerDownload(ip, version, format, uid)

  File "/usr/lib/python2.4/site-packages/invenio/file.py", line 563, in registerDownload
    (self.recid, self.id, version, format.upper(),

  File "/usr/lib/python2.4/site-packages/invenio/dbquery.py", line 112, in run_sql
    rc=cur.execute(sql, param)

  File "/usr/lib/python2.4/site-packages/MySQLdb/cursors.py", line 168, in execute
    if not self._defer_warnings: self._warning_check()

  File "/usr/lib/python2.4/site-packages/MySQLdb/cursors.py", line 82, in _warning_check
    warn(w[-1], self.Warning, 3)

  File "/usr/lib/python2.4/warnings.py", line 61, in warn
    warn_explicit(message, category, filename, lineno, module, registry)

  File "/usr/lib/python2.4/warnings.py", line 96, in warn_explicit
    raise message

Warning: Data truncated for column 'file_version' at row 1