[Axapta-Knowledge-Village] Error in installing Role Centers and Enterprise Portal (Dynamics AX 2009)

Hello all, After installing the base components of Dynamics AX 2009 and assigning domain users to .NET Business Connector, I tried to install Role Centers and Enterprise Portal which is integrated with the .NET business connector, but the installation completion screen displayed the following:

[Axapta-Knowledge-Village] Role Centers and Enterprise Portal Error during installation of Dynamics AX 2009

Hello all, After installing the base components of Dynamics AX 2009 and assigning domain users to .NET Business Connector, I tried to install Role Centers and Enterprise Portal which is integrated with the .NET business connector, but the installation completion screen displayed the following: