Found the following HTML validation problems:
as_learner.OMLFlow.html:60:1 (as_learner.OMLFlow.Rd:15): Warning: missing </ul> before </div>
oml_collection.html:181:1 (oml_collection.Rd:131): Warning: <h5> anchor "Usage" already defined
oml_collection.html:197:1 (oml_collection.Rd:141): Warning: <h5> anchor "Usage" already defined
oml_collection.html:213:1 (oml_collection.Rd:151): Warning: <h5> anchor "Usage" already defined
oml_collection.html:219:1 (oml_collection.Rd:155): Warning: <h5> anchor "Arguments" already defined
oml_data.html:247:1 (oml_data.Rd:179): Warning: <h5> anchor "Usage" already defined
oml_data.html:263:1 (oml_data.Rd:189): Warning: <h5> anchor "Usage" already defined
oml_data.html:279:1 (oml_data.Rd:199): Warning: <h5> anchor "Usage" already defined
oml_data.html:285:1 (oml_data.Rd:203): Warning: <h5> anchor "Arguments" already defined
oml_data.html:309:1 (oml_data.Rd:217): Warning: <h5> anchor "Usage" already defined
oml_data.html:315:1 (oml_data.Rd:221): Warning: <h5> anchor "Arguments" already defined
oml_flow.html:138:1 (oml_flow.Rd:95): Warning: <h5> anchor "Usage" already defined
oml_flow.html:154:1 (oml_flow.Rd:105): Warning: <h5> anchor "Usage" already defined
oml_flow.html:170:1 (oml_flow.Rd:115): Warning: <h5> anchor "Usage" already defined
oml_flow.html:176:1 (oml_flow.Rd:119): Warning: <h5> anchor "Arguments" already defined
oml_object.html:173:1 (oml_object.Rd:104): Warning: missing </ul> before </div>
oml_object.html:134:1 (oml_object.Rd:83): Warning: <h5> anchor "Usage" already defined
oml_object.html:150:1 (oml_object.Rd:93): Warning: <h5> anchor "Usage" already defined
oml_object.html:156:1 (oml_object.Rd:97): Warning: <h5> anchor "Arguments" already defined
oml_run.html:204:1 (oml_run.Rd:146): Warning: <h5> anchor "Usage" already defined
oml_run.html:220:1 (oml_run.Rd:156): Warning: <h5> anchor "Usage" already defined
oml_run.html:236:1 (oml_run.Rd:166): Warning: <h5> anchor "Usage" already defined
oml_run.html:242:1 (oml_run.Rd:170): Warning: <h5> anchor "Arguments" already defined
oml_task.html:182:1 (oml_task.Rd:137): Warning: <h5> anchor "Usage" already defined
oml_task.html:198:1 (oml_task.Rd:147): Warning: <h5> anchor "Usage" already defined
oml_task.html:214:1 (oml_task.Rd:157): Warning: <h5> anchor "Usage" already defined
oml_task.html:220:1 (oml_task.Rd:161): Warning: <h5> anchor "Arguments" already defined
publish_collection.html:92:1 (publish_collection.Rd:43): Warning: missing </ul> before </div>
publish_data.html:121:1 (publish_data.Rd:62): Warning: missing </ul> before </div>
publish_task.html:85:1 (publish_task.Rd:38): Warning: missing </ul> before </div>
write_arff.html:68:1 (write_arff.Rd:17): Warning: missing </ul> before </div>