Composer ist ein Paketmanager für PHP. Mit Hilfe von Composer können abhängige Pakete installiert werden.

Beim Update meiner MediaWiki-Installation hatte ich ein Problem mit dem Composer-Update

Composer Update failed

root@lvpsxx-???-xx-xx:/var/www/vhosts/DOMAIN/subdomains/doku# composer update

Loading composer repositories with package information
Updating dependencies (including require-dev)
Package operations: 1 install, 0 updates, 0 removals
 - Installing phpunit/phpunit (4.8.24): Loading from cache


 [ErrorException] 
 file_put_contents(/var/www/vhosts/DOMAIN/subdomains/doku/vendor/bin/phpunit): failed to open stream: No such file or directory

Composer Install

Mit folgenden Befehlen konnte ich composer updaten:

root@lvpsxx-???-xx-xx:/var/www/vhosts/DOMAIN/subdomains/doku# composer self-update
Updating to version 1.4.1 (stable channel).
 Downloading (100%) 
Use composer self-update --rollback to return to version ????????????????????????????????????xx

root@lvpsxx-???-xx-xx:/var/www/vhosts/DOMAIN/subdomains/doku# composer install

root@lvpsxx-???-xx-xx:/var/www/vhosts/DOMAIN/subdomains/doku# composer update 

Laravel Update:

conflict with your requirements or minimum-stability

Problem 1
- Installation request for genealabs/laravel-model-caching ^0.3.6 -> satisfiable by genealabs/laravel-model-caching[0.3.6].
- genealabs/laravel-model-caching 0.3.6 requires fico7489/laravel-pivot dev-new@dev -> satisfiable by fico7489/laravel-pivot[dev-new] but these conflict with your requirements or minimum-stability.

Lösung: composer.json, hinzufügen von:

,
    "minimum-stability": "dev",
    "prefer-stable": true

Composer hängt

Loading composer repositories with package information
Updating dependencies (including require-dev)

composer install -vvv erzeugt eine detaillierte Ausgabe:

Resolving dependencies through SAT
Looking at all rules.


Something's changed, looking at all rules again (pass #???)