MFB fully fix Bug #10372  	upgrade package, only try when needed
MFB fully fix Bug #10372  	upgrade package, only try when needed


git-svn-id: 4b064e69dc630d28214c1e1442d27300cccf8e9a@233644 c90b9560-bf6c-de11-be94-00142212c4b1

DQNEO/PEAR_Exception