Hi,

Is there any way to install and use Report Builder 1.0 on SQLServer/SSRS-2014 environ

Hello,

No, the very old Report Builder 1.0 is not compatible with SSRS 2014, you have to use the newest Report Builder 3.0 version.

Hello,

No, the very old Report Builder 1.0 is not compatible with SSRS 2014, you have to use the newest Report Builder 3.0 ve

Hi Aftab,

For the Report Builder1.0 will supportted on the SSRS 2008 and previews version, Report Builder2.0 will supported on the SSRS 2008 SP1 and Report Builder3.0 will supported on the SSRS 2008 R2 and later version.

Details information in below article for your reference:
Report Builder 2.0
Report Builder 3.0

If you still have any problem, please feel free to ask.

Regards,
Vic