Using version 0.12.0 for fof/upload
./composer.json has been updated
Loading composer repositories with package information
Updating dependencies (including require-dev)
Your requirements could not be resolved to an installable set of packages.
Problem 1
- Installation request for fof/upload 0.12.0 -> satisfiable by fof/upload[0.12.0].
- fof/upload 0.12.0 requires flarum/core >=0.1.0-beta.15 <0.1.0-beta.17 -> no matching package found.
Potential causes:
Read https://getcomposer.org/doc/articles/troubleshooting.md for further common problems.
Installation failed, reverting ./composer.json to its original content.