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How to fix Fatal error Deprecated Functionality after upgrade magento version 2.4.5

How to fix below error. PHP Fatal error: During inheritance of IteratorAggregate: Uncaught Exception: Deprecated Functionality: Return type of SymfonyComponentConsoleHelperHelperSet::getIterator() should either be compatible with IteratorAggregate::getIterator(): Traversable, or the #[ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in… Read More »How to fix Fatal error Deprecated Functionality after upgrade magento version 2.4.5

main.CRITICAL: {“error”:{“root_cause”:[{“type”:”illegal_argument_exception”,”reason”

I have a problem I am using Magento 4.2.4 and Elasticsearch 6 and this message appears can anyone help me to solve it. main.CRITICAL: {“error”:{“root_cause”:[{“type”:”illegal_argument_exception”,”reason”:”request [/magento2_product_2/product/_search] contains unrecognized parameter: [cat]”}],”type”:”illegal_argument_exception”,”reason”:”request [/magento2_product_2/product/_search] contains unrecognized parameter: [cat]”},”status”:400} {“exception”:”[object] (ElasticsearchCommonExceptionsBadRequest400Exception(code: 400): {“error”:{“root_cause”:[{“type”:”illegal_argument_exception”,”reason”:”request [/magento2_product_2/product/_search]… Read More »main.CRITICAL: {“error”:{“root_cause”:[{“type”:”illegal_argument_exception”,”reason”