[Gelöst]Migrationsassistent lässt sich nicht installieren

Shopware 6 (German) Installation / Einstieg
22

Ohh, hier wird einiges bemängelt. Jetzt reicht mein Wissen aber leider nicht aus um das Problem zu erkennen :-( 

Hat wer eine Idee?

Failed to load resource: the server responded with a status of 500 ()
vendors-node.js?1572285941:30 Uncaught (in promise) Error: Request failed with status code 500
    at LYNF.e.exports (vendors-node.js?1572285941:30)
    at Rn+g.e.exports (vendors-node.js?1572285941:30)
    at XMLHttpRequest.d.onreadystatechange (vendors-node.js?1572285941:46)
api/v1/_action/plugin/refresh:1 Failed to load resource: the server responded with a status of 500 ()
vendors-node.js?1572285941:30 Uncaught (in promise) Error: Request failed with status code 500
    at LYNF.e.exports (vendors-node.js?1572285941:30)
    at Rn+g.e.exports (vendors-node.js?1572285941:30)
    at XMLHttpRequest.d.onreadystatechange (vendors-node.js?1572285941:46)
api/v1/_action/plugin/refresh:1 Failed to load resource: the server responded with a status of 500 ()
vendors-node.js?1572285941:30 Uncaught (in promise) Error: Request failed with status code 500
    at LYNF.e.exports (vendors-node.js?1572285941:30)
    at Rn+g.e.exports (vendors-node.js?1572285941:30)
    at XMLHttpRequest.d.onreadystatechange (vendors-node.js?1572285941:46)
api/v1/_action/plugin/refresh:1 Failed to load resource: the server responded with a status of 500 ()
vendors-node.js?1572285941:30 Uncaught (in promise) Error: Request failed with status code 500
    at LYNF.e.exports (vendors-node.js?1572285941:30)
    at Rn+g.e.exports (vendors-node.js?1572285941:30)
    at XMLHttpRequest.d.onreadystatechange (vendors-node.js?1572285941:46)
api/v1/_action/plugin/refresh:1 Failed to load resource: the server responded with a status of 500 ()
vendors-node.js?1572285941:30 Uncaught (in promise) Error: Request failed with status code 500
    at LYNF.e.exports (vendors-node.js?1572285941:30)
    at Rn+g.e.exports (vendors-node.js?1572285941:30)
    at XMLHttpRequest.d.onreadystatechange (vendors-node.js?1572285941:46)
api/v1/_action/plugin/refresh:1 Failed to load resource: the server responded with a status of 500 ()
vendors-node.js?1572285941:30 Uncaught (in promise) Error: Request failed with status code 500
    at LYNF.e.exports (vendors-node.js?1572285941:30)
    at Rn+g.e.exports (vendors-node.js?1572285941:30)
    at XMLHttpRequest.d.onreadystatechange (vendors-node.js?1572285941:46)
api/v1/_action/store/download?language=de-DE&pluginName=SwagMigrationAssistant&unauthenticated=true:1 Failed to load resource: the server responded with a status of 500 ()
vendors-node.js?1572285941:30 Uncaught (in promise) Error: Request failed with status code 500
    at LYNF.e.exports (vendors-node.js?1572285941:30)
    at Rn+g.e.exports (vendors-node.js?1572285941:30)
    at XMLHttpRequest.d.onreadystatechange (vendors-node.js?1572285941:46)
api/v1/_action/plugin/refresh:1 Failed to load resource: the server responded with a status of 500 ()
vendors-node.js?1572285941:30 Uncaught (in promise) Error: Request failed with status code 500
    at LYNF.e.exports (vendors-node.js?1572285941:30)
    at Rn+g.e.exports (vendors-node.js?1572285941:30)
    at XMLHttpRequest.d.onreadystatechange (vendors-node.js?1572285941:46)
api/v1/_action/store/download?language=de-DE&pluginName=SwagMigrationAssistant&unauthenticated=true:1 Failed to load resource: the server responded with a status of 500 ()
vendors-node.js?1572285941:30 Uncaught (in promise) Error: Request failed with status code 500
    at LYNF.e.exports (vendors-node.js?1572285941:30)
    at Rn+g.e.exports (vendors-node.js?1572285941:30)
    at XMLHttpRequest.d.onreadystatechange (vendors-node.js?1572285941:46)
api/v1/_action/store/download?language=de-DE&pluginName=SwagMigrationAssistant&unauthenticated=true:1 Failed to load resource: the server responded with a status of 500 ()
vendors-node.js?1572285941:30 Uncaught (in promise) Error: Request failed with status code 500
    at LYNF.e.exports (vendors-node.js?1572285941:30)
    at Rn+g.e.exports (vendors-node.js?1572285941:30)
    at XMLHttpRequest.d.onreadystatechange (vendors-node.js?1572285941:46)
api/v1/_action/plugin/refresh:1 Failed to load resource: the server responded with a status of 500 ()
vendors-node.js?1572285941:30 Uncaught (in promise) Error: Request failed with status code 500
    at LYNF.e.exports (vendors-node.js?1572285941:30)
    at Rn+g.e.exports (vendors-node.js?1572285941:30)
    at XMLHttpRequest.d.onreadystatechange (vendors-node.js?1572285941:46)