Error while installing EP6.0 SP 6

Hi all,

I am currently using EP6.0 SP4. And while upgrading to EP6.0 SP6 I got the following error..

Error: Unresolved dependencies found for the following SDAs:

1.: development component 'com.sapportals.connectors.sap'/'sap.com'/'SAP AG'/'606.20040623135049.0000'

dependency:

name: 'tc/conn/connectorframework'

vendor: 'sap.com'

2.: development component 'com.sapportals.connectors.database'/'sap.com'/'SAP AG'/'606.20040623135049.0000'

dependency:

name: 'tc/conn/connectorframework'

vendor: 'sap.com'

3.: development component 'DQE'/'sap.com'/'SAP AG'/'606.20040623135049.0000'

dependency:

name: 'tc/conn/connectorframework'

vendor: 'sap.com'

Deployment will be aborted.

Can anyone give me any clue regarding this.

rgds,

Rohit