I have an issue on a Magento 2.4.5.
I got below error.
1 exception(s):
Exception #0 (MagentoFrameworkConfigDomValidationSchemaException): Processed schema file: /home/public_html/vendor/magento/module-elasticsearch/etc/esconfig.xsd
complex type ‘mixedDataType’: The content model is not determinist.
Line: 18
after changing search engine Elasticsearch to MySQL then index command working.