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Following message appeared when starting:

Couldn't load plugin GdalTools due an error when calling its initGui() method

Traceback (most recent call last):
  File "/Applications/QGIS.app/Contents/MacOS/../Resources/python/qgis/utils.py", line 173, in startPlugin
    plugins[packageName].initGui()
  File "/Applications/QGIS.app/Contents/MacOS/../Resources/python/plugins/GdalTools/GdalTools.py", line 99, in initGui
    from tools.GdalTools_utils import Version, GdalConfig, LayerRegistry
  File "/Applications/QGIS.app/Contents/MacOS/../Resources/python/qgis/utils.py", line 309, in _import
    mod = _builtin_import(name, globals, locals, fromlist, level)
  File "/Applications/QGIS.app/Contents/MacOS/../Resources/python/plugins/GdalTools/tools/GdalTools_utils.py", line 842, in 
    if platform.system() == "Darwin":
  File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/platform.py", line 1282, in system
    return uname()[0]
  File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/platform.py", line 1249, in uname
    processor = _syscmd_uname('-p','')
  File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/platform.py", line 1005, in _syscmd_uname
    output = string.strip(f.read())
IOError: [Errno 4] Interrupted system call

Python version:
2.7.1 (r271:86832, Jun 16 2011, 16:59:05) 
[GCC 4.2.1 (Based on Apple Inc. build 5658) (LLVM build 2335.15.00)]

QGIS version:
1.8.0-Lisboa Lisboa, 

Python path: ['/Applications/QGIS.app/Contents/MacOS/../Resources/python', '/Users/actongorton/.qgis//python', '/Users/actongorton/.qgis//python/plugins', '/Applications/QGIS.app/Contents/MacOS/../Resources/python/plugins', '/Library/Frameworks/SQLite3.framework/Versions/3/Python/2.7', '/Library/Python/2.7/site-packages/numpy-override', '/Library/Frameworks/GDAL.framework/Versions/1.9/Python/2.7/site-packages', '/Library/Frameworks/cairo.framework/Versions/1/Python/2.7', '/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python27.zip', '/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7', '/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/plat-darwin', '/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/plat-mac', '/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/plat-mac/lib-scriptpackages', '/System/Library/Frameworks/Python.framework/Versions/2.7/Extras/lib/python', '/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/lib-tk', '/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/lib-old', '/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/lib-dynload', '/System/Library/Frameworks/Python.framework/Versions/2.7/Extras/lib/python/PyObjC', '/Library/Python/2.7/site-packages', '/Applications/QGIS.app/Contents/Resources/python/plugins/fTools/tools']