Cannot find my datasource on PUC

HI All,

I could successfully published metadata model to my server . No issue in publishing metadata .
published mymetadata.xmi file is available under specified folder on server.
But cannot find my new data source among the list of data-sources while creating new adhoc , interactive report .
I tried refreshing metadata from PEC and PUC ,still no progress .
Can some help me to know , how can i make my data-source visible from available list ..!!


Thanks in advance .