[Qgis-user] error message when open shp file

[zehari zehari]

dear all,

I get an error message every time you open a shp file, as follows:

An error has occured while executing Python code:
TypeError: expected 1 arguments, got 0
Python version:
2.7.2+ (default, Aug  8 2011, 11:14:22)
[GCC 4.6.1]
QGIS version:
1.8.0-Trunk Trunk, exported
Python path: ['/usr/share/qgis/python',

please help, is there any among you who can help me. Thank you.

cheers,

Zehari