{"record":{"id":"e39ba32c4c46b40e","repo":"nginx/nginx","slug":"ngx-log-emerg-e39ba3","errorCode":"NGX_LOG_EMERG","errorMessage":"invalid parameter \\\"%V\\\"","messagePattern":"invalid parameter \\\\\"%V\\\\\"","errorType":"validation","errorClass":null,"httpStatus":null,"severity":"error","filePath":"src/http/modules/ngx_http_upstream_random_module.c","lineNumber":553,"sourceCode":"    uscf->flags = NGX_HTTP_UPSTREAM_CREATE\n                  |NGX_HTTP_UPSTREAM_MODIFY\n                  |NGX_HTTP_UPSTREAM_WEIGHT\n                  |NGX_HTTP_UPSTREAM_MAX_CONNS\n                  |NGX_HTTP_UPSTREAM_MAX_FAILS\n                  |NGX_HTTP_UPSTREAM_FAIL_TIMEOUT\n                  |NGX_HTTP_UPSTREAM_DOWN;\n\n    if (cf->args->nelts == 1) {\n        return NGX_CONF_OK;\n    }\n\n    value = cf->args->elts;\n\n    if (ngx_strcmp(value[1].data, \"two\") == 0) {\n        rcf->two = 1;\n\n    } else {\n        ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,\n                           \"invalid parameter \\\"%V\\\"\", &value[1]);\n        return NGX_CONF_ERROR;\n    }\n\n    if (cf->args->nelts == 2) {\n        return NGX_CONF_OK;\n    }\n\n    if (ngx_strcmp(value[2].data, \"least_conn\") != 0) {\n        ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,\n                           \"invalid parameter \\\"%V\\\"\", &value[2]);\n        return NGX_CONF_ERROR;\n    }\n\n    return NGX_CONF_OK;\n}\n","sourceCodeStart":535,"sourceCodeEnd":570,"githubUrl":"https://github.com/nginx/nginx/blob/3f6f7824d4e2eb1ac37dec76683d525ac0ff521c/src/http/modules/ngx_http_upstream_random_module.c#L535-L570","documentation":"Error \"invalid parameter \\\"%V\\\"\" thrown in nginx/nginx.","triggerScenarios":"Thrown at src/http/modules/ngx_http_upstream_random_module.c:553 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":[],"exampleFix":null,"handlingStrategy":null,"validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"3f6f7824d4e2eb1ac37dec76683d525ac0ff521c","analyzedAt":"2026-08-22T03:09:46.447Z","schemaVersion":2},"datasetVersion":"2026-08-22T04:17:13.399Z"}