I also tried installing the ADT Addon and came across the problem with trust/certificates which I could resolve by changing eclipse.ini.
But the installation fails anyway because of errors due to osgi repositories that can't be found.
This se...
The official repo for /2021-03 and /latest do provide version 1.23.21 now but the error remains. All tools can be installed except the BMT.Is this version identical to the latest version available at the support portal?SAPBWMTE00P_2-70005692.ZIPSP00 ...