I'm running Drupal 9.59. I tried following the instructions on drupal.org for upgrading to Drupal 10. The steps with composer --no-update
went fine. The actual update step yields:
Loading composer repositories with package information
Info from https://repo.packagist.org: #StandWithUkraine
Updating dependencies
Your requirements could not be resolved to an installable set of packages.
Problem 1
- drupal/core 8.0.0-beta6 requires doctrine/common dev-master#a45d110f71c323e29f41eb0696fa230e3fa1b1b5 -> found doctrine/common[dev-remove-int-cast, 2.1.3, ..., 2.13.x-dev, 3.0.0, ..., 3.5.x-dev] but it does not match the constraint.
- drupal/core[8.0.0-beta13, ..., 8.0.0-beta15] require guzzlehttp/guzzle dev-master#1879fbe853b0c64d109e369c7aeff09849e62d1e -> found guzzlehttp/guzzle[v1.0.3, v1.0.4, v2.0.0, ..., v2.8.8, v3.0.0, ..., v3.8.1, 4.0.0-rc.1, ..., 4.x-dev, 5.0.0, ..., 5.3.x-dev, 6.0.0, ..., 6.5.x-dev, 7.0.0-beta.1, ..., 7.7.x-dev] but it does not match the constraint.
- zendframework/zend-feed[dev-master, dev-develop, 2.11.0, ..., 2.13.x-dev] require php ^5.6 || ^7.0 -> your php version (8.1.16) does not satisfy that requirement.
- laminas/laminas-feed[2.12.0, ..., 2.12.x-dev] require php ^5.6 || ^7.0 -> your php version (8.1.16) does not satisfy that requirement.
- symfony/psr-http-message-bridge[v1.1.0, ..., 1.1.x-dev] require php ^5.3.3 || ^7.0 -> your php version (8.1.16) does not satisfy that requirement.
- symfony-cmf/routing[1.4.0-RC1, ..., 1.4.x-dev] require php ^5.3.9|^7.0 -> your php version (8.1.16) does not satisfy that requirement.
- symfony/psr-http-message-bridge[v1.2.0, ..., v1.3.0] require php ^7.1 -> your php version (8.1.16) does not satisfy that requirement.
- drupal/core[8.9.11, ..., 8.9.x-dev] require php ^7.0.8 -> your php version (8.1.16) does not satisfy that requirement.
- drupal/core[9.0.10, ..., 9.0.x-dev] require php ^7.3 -> your php version (8.1.16) does not satisfy that requirement.
- laminas/laminas-feed[2.13.0, ..., 2.14.x-dev] require php ^7.3 || ~8.0.0 -> your php version (8.1.16) does not satisfy that requirement.
- Root composer.json requires drupal/token_filter ^1.4 -> satisfiable by drupal/token_filter[1.4.0, 1.x-dev].
- drupal/core-recommended 10.0.0-alpha1 requires drupal/core 10.0.0-alpha1 -> satisfiable by drupal/core[10.0.0-alpha1].
- Conclusion: don't install drupal/core 10.0.0-alpha1 (conflict analysis result)
- drupal/core-recommended 10.0.0-alpha2 requires drupal/core 10.0.0-alpha2 -> satisfiable by drupal/core[10.0.0-alpha2].
- Conclusion: don't install drupal/core 10.0.0-alpha2 (conflict analysis result)
- drupal/core-recommended 10.0.0-alpha3 requires drupal/core 10.0.0-alpha3 -> satisfiable by drupal/core[10.0.0-alpha3].
- Conclusion: don't install drupal/core 10.0.0-alpha3 (conflict analysis result)
- drupal/core-recommended 10.0.0-alpha4 requires drupal/core 10.0.0-alpha4 -> satisfiable by drupal/core[10.0.0-alpha4].
- Conclusion: don't install drupal/core 10.0.0-alpha4 (conflict analysis result)
- drupal/core-recommended 10.0.0-alpha5 requires drupal/core 10.0.0-alpha5 -> satisfiable by drupal/core[10.0.0-alpha5].
- Conclusion: don't install drupal/core 10.0.0-alpha5 (conflict analysis result)
- drupal/core-recommended 10.0.0-alpha6 requires drupal/core 10.0.0-alpha6 -> satisfiable by drupal/core[10.0.0-alpha6].
- Conclusion: don't install drupal/core 10.0.0-alpha6 (conflict analysis result)
- drupal/core-recommended 10.0.0-alpha7 requires drupal/core 10.0.0-alpha7 -> satisfiable by drupal/core[10.0.0-alpha7].
- Conclusion: don't install drupal/core 10.0.0-alpha7 (conflict analysis result)
- drupal/core-recommended 10.1.0-alpha1 requires drupal/core 10.1.0-alpha1 -> satisfiable by drupal/core[10.1.0-alpha1].
- Conclusion: don't install drupal/core 10.1.0-alpha1 (conflict analysis result)
- drupal/core-recommended 10.0.0-beta1 requires drupal/core 10.0.0-beta1 -> satisfiable by drupal/core[10.0.0-beta1].
- Conclusion: don't install drupal/core 10.0.0-beta1 (conflict analysis result)
- drupal/core-recommended 10.0.0-beta2 requires drupal/core 10.0.0-beta2 -> satisfiable by drupal/core[10.0.0-beta2].
- Conclusion: don't install drupal/core 10.0.0-beta2 (conflict analysis result)
- drupal/core-recommended 10.1.0-beta1 requires drupal/core 10.1.0-beta1 -> satisfiable by drupal/core[10.1.0-beta1].
- Conclusion: don't install drupal/core 10.1.0-beta1 (conflict analysis result)
- drupal/core-recommended 10.0.0-rc1 requires drupal/core 10.0.0-rc1 -> satisfiable by drupal/core[10.0.0-rc1].
- Conclusion: don't install drupal/core 10.0.0-rc1 (conflict analysis result)
- drupal/core-recommended 10.0.0-rc2 requires drupal/core 10.0.0-rc2 -> satisfiable by drupal/core[10.0.0-rc2].
- Conclusion: don't install drupal/core 10.0.0-rc2 (conflict analysis result)
- drupal/core-recommended 10.0.0-rc3 requires drupal/core 10.0.0-rc3 -> satisfiable by drupal/core[10.0.0-rc3].
- Conclusion: don't install drupal/core 10.0.0-rc3 (conflict analysis result)
- drupal/core-recommended 10.1.0-rc1 requires drupal/core 10.1.0-rc1 -> satisfiable by drupal/core[10.1.0-rc1].
- Conclusion: don't install drupal/core 10.1.0-rc1 (conflict analysis result)
- drupal/core-recommended 10.0.0 requires drupal/core 10.0.0 -> satisfiable by drupal/core[10.0.0].
- Conclusion: don't install drupal/core 10.0.0 (conflict analysis result)
- drupal/core-recommended 10.0.1 requires drupal/core 10.0.1 -> satisfiable by drupal/core[10.0.1].
- Conclusion: don't install drupal/core 10.0.1 (conflict analysis result)
- drupal/core-recommended 10.0.2 requires drupal/core 10.0.2 -> satisfiable by drupal/core[10.0.2].
- Conclusion: don't install drupal/core 10.0.2 (conflict analysis result)
- drupal/core-recommended 10.0.3 requires drupal/core 10.0.3 -> satisfiable by drupal/core[10.0.3].
- Conclusion: don't install drupal/core 10.0.3 (conflict analysis result)
- drupal/core-recommended 10.0.4 requires drupal/core 10.0.4 -> satisfiable by drupal/core[10.0.4].
- Conclusion: don't install drupal/core 10.0.4 (conflict analysis result)
- drupal/core-recommended 10.0.5 requires drupal/core 10.0.5 -> satisfiable by drupal/core[10.0.5].
- Conclusion: don't install drupal/core 10.0.5 (conflict analysis result)
- drupal/core-recommended 10.0.6 requires drupal/core 10.0.6 -> satisfiable by drupal/core[10.0.6].
- Conclusion: don't install drupal/core 10.0.6 (conflict analysis result)
- drupal/core-recommended 10.0.7 requires drupal/core 10.0.7 -> satisfiable by drupal/core[10.0.7].
- Conclusion: don't install drupal/core 10.0.7 (conflict analysis result)
- drupal/core-recommended 10.0.8 requires drupal/core 10.0.8 -> satisfiable by drupal/core[10.0.8].
- Conclusion: don't install drupal/core 10.0.8 (conflict analysis result)
- drupal/core-recommended 10.0.9 requires drupal/core 10.0.9 -> satisfiable by drupal/core[10.0.9].
- Conclusion: don't install drupal/core 10.0.9 (conflict analysis result)
- drupal/core-recommended 10.1.0 requires drupal/core 10.1.0 -> satisfiable by drupal/core[10.1.0].
- Conclusion: don't install drupal/core 10.1.0 (conflict analysis result)
- drupal/core[8.4.0-alpha1, ..., 8.7.7] require symfony-cmf/routing ^1.4 -> satisfiable by symfony-cmf/routing[1.4.0-RC1, ..., 1.4.x-dev].
- drupal/core[8.2.0-beta1, ..., 8.3.x-dev] require symfony-cmf/routing ~1.4 -> satisfiable by symfony-cmf/routing[1.4.0-RC1, ..., 1.4.x-dev].
- drupal/core[9.0.0-alpha1, ..., 9.0.0-alpha2] require symfony/psr-http-message-bridge ^1.2.0 -> satisfiable by symfony/psr-http-message-bridge[v1.2.0, v1.3.0].
- drupal/core[8.7.8, ..., 8.9.10] require symfony/psr-http-message-bridge ^1.1.2 -> satisfiable by symfony/psr-http-message-bridge[v1.1.2, 1.1.x-dev, v1.2.0, v1.3.0].
- drupal/core[8.8.0-alpha1, ..., 8.8.x-dev] require zendframework/zend-feed ^2.12 -> satisfiable by laminas/laminas-feed[2.12.0, ..., 2.21.x-dev], zendframework/zend-feed[2.12.0, 2.12.x-dev, 2.13.x-dev].
- drupal/core-recommended 10.1.x-dev requires drupal/core 10.1.x-dev -> satisfiable by drupal/core[10.1.x-dev].
- Conclusion: don't install drupal/core 10.1.x-dev (conflict analysis result)
- drupal/token_filter[1.4.0, ..., 1.x-dev] require drupal/core ^8 || ^9 -> satisfiable by drupal/core[8.0.0-beta6, ..., 8.9.x-dev, 9.0.0-alpha1, ..., 9.5.x-dev].
- You can only install one version of a package, so only one of these can be installed: drupal/core[8.0.0-beta6, ..., 8.9.x-dev, 9.0.0-alpha1, ..., 9.5.x-dev, 10.0.0-alpha1, ..., 10.1.x-dev].
- You can only install one version of a package, so only one of these can be installed: drupal/core[8.0.0-beta12, ..., 8.9.x-dev, 9.0.0-alpha1, ..., 9.5.x-dev, 10.0.0-alpha1, ..., 10.1.x-dev].
- You can only install one version of a package, so only one of these can be installed: drupal/core[8.1.2, ..., 8.9.x-dev, 9.0.0-alpha1, ..., 9.5.x-dev, 10.0.0-alpha1, ..., 10.1.x-dev].
- You can only install one version of a package, so only one of these can be installed: drupal/core[8.1.8, ..., 8.9.x-dev, 9.0.0-alpha1, ..., 9.5.x-dev, 10.0.0-alpha1, ..., 10.1.x-dev].
- You can only install one version of a package, so only one of these can be installed: drupal/core[8.7.0-alpha1, ..., 8.9.x-dev, 9.0.0-alpha1, ..., 9.5.x-dev, 10.0.0-alpha1, ..., 10.1.x-dev].
- drupal/core-recommended 10.0.x-dev requires drupal/core 10.0.x-dev -> satisfiable by drupal/core[10.0.x-dev].
- Root composer.json requires drupal/core-recommended ^10 -> satisfiable by drupal/core-recommended[10.0.0-alpha1, ..., 10.1.x-dev].
composer [update] failed, composer command failed: exit status 2. stderr=
I'm stumped. I tried removing the lock file, but no difference.