not able to import PIP3a4 and PIP0a1

after installing rosettanet . we tried to import these sampler pip archives . copied these archieves in Intergration Server > RosettaNet>import folder. after which through WmRosettaNet home page Clikcking on to Modular PIP Archive , fetched no result .
Not able to resolve the problem since no error message is coming . Plz Help!!