Run bash test_haystack/solr_tests/server/setup-solr-test-server-in-docker.sh 9
Using Solr version: 9 Data dir: /var/solr/data
Solr version is: 9.6.1
0: Create Solr collection1

Created new core 'collection1'
1: Copy schema.xml and solrconfig.xml
2: Move managed-schema to managed-schema.old and fixing permissions
3: Reload Solr collection1
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed

{
  "responseHeader":{
    "status":500,
    "QTime":111
  },
  "error":{
    "metadata":["error-class","org.apache.solr.common.SolrException","root-error-class","java.lang.ClassNotFoundException"],
    "msg":"Unable to reload core [collection]",