On Fedora 38:
# dnf install ./opera-beta_99.0.4788.6_amd64.rpm Last metadata expiration check: 0:01:22 ago on Sat May 13 15:23:34 2023. Dependencies resolved. ====================================================================================================================================================================== Package Architecture Version Repository Size ====================================================================================================================================================================== Upgrading: opera-beta x86_64 99.0.4788.6-0 @commandline 97 M Transaction Summary ====================================================================================================================================================================== Upgrade 1 Package Total size: 97 M Is this ok [y/N]: y Downloading Packages: Running transaction check Transaction check succeeded. Running transaction test Error: Transaction test error: file /usr/lib/.build-id/26/76d5e3d628793be86094a983cfe23d9f6f9cda from install of opera-beta-99.0.4788.6-0.x86_64 conflicts with file from package opera-developer-100.0.4796.0-0.x86_64 file /usr/lib/.build-id/3f/5cb9ae6b554b49070fd6c24b7ea56ce5124e2c from install of opera-beta-99.0.4788.6-0.x86_64 conflicts with file from package opera-developer-100.0.4796.0-0.x86_64 file /usr/lib/.build-id/3f/f01b31ea27c79ab6172ff1481208e7c48d3035 from install of opera-beta-99.0.4788.6-0.x86_64 conflicts with file from package opera-developer-100.0.4796.0-0.x86_64 file /usr/lib/.build-id/84/c33f680c8180748c8c5e5fe4739ca3e05f8429 from install of opera-beta-99.0.4788.6-0.x86_64 conflicts with file from package opera-developer-100.0.4796.0-0.x86_64 file /usr/lib/.build-id/95/3b2690c1e9c86e21ff0ffa57037abe783fbbb1 from install of opera-beta-99.0.4788.6-0.x86_64 conflicts with file from package opera-developer-100.0.4796.0-0.x86_64 file /usr/lib/.build-id/fb/07df9acc42abccd59a0807e9a318dd19add87d from install of opera-beta-99.0.4788.6-0.x86_64 conflicts with file from package opera-developer-100.0.4796.0-0.x86_64Similar errors encountered triying to install opera stalbe 98 and beta 98 toghether (solved by installing stable from flatpak, unfortunately there's no flatpak for beta or developer)
