cannot find my arduino

[herbertglasklar]

cannot find my arduino uno in the init bloc of the labview example read analog In serial (error 5005, arduino not found, check connction and drivers) but arduino is connected and the upload to the uno of arduino FIFA_Base is finished without errror!

any ideas, why labview cant find arduino? i am working with labview 2013, arduino 1.05 and FIFA_Base 2.1.1.69