Report Builder 2.0 is not installed as a click-once application on report server - SCCM 2012

When you click on Monitoring > Reporting and you want to create a new custom report, you could get a prompt with the message that Report Builder 2.0 is not installed as a click once application. [caption id="attachment_938" align="alignnone" width="496"] Error custom report - SCCM 2012[/caption]   Do not type in the url in to Internet Explorer and start downloading and installing the Report Builder 2.0. Instead do this, because ConfigMgr 2012 has the Report Builder 3.0 application bundled:

1. Open Regedit
2. Browse to[HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\ConfigMgr10\AdminUI\Reporting]
3. Double click on ReportBuilderApplicationManifestName
4. Change the Value data from ReportBuilder_2_0_0_0.application to ReportBuilder_3_0_0_0.application
5. Run the SCCM Console as Administrator

[caption id="attachment_939" align="alignnone" width="957"] Regedit for Report Builder 3.0[/caption]