R help - May 2006 - PCA with FactoMiner

Hello!

I want to do Principal Component Analysis With FactoMiner package in . My data
has 923 observation and 12 quantitatives variables. In data frame is there no
missing values but are there Zeros as observed values for some units of
analysis.
When i execute the function 
 
>PCA(testeff) 
 
is there one error:
#error in V* poids: non-numeric argument to binary operator.
   
Can anybody help?


Thanks!
Carlos