WordPress not connected

Hi Till, thanks for the plugin. Wondering if you know what this error might be referring to? Would appreciate your help. Thanks.

Status: Nicht verbunden
Client: PhpRedis (v5.3.7)
Drop-in: Valid
Disabled: No
Ping: 
Connection Exception: Connection refused (RedisException)
Errors: [
    "Connection refused"
]
PhpRedis: 5.3.7
Relay: Not loaded
Predis: Not loaded
Credis: Not loaded
PHP Version: 7.4.32
Plugin Version: 2.2.1
Redis Version: Unknown
Multisite: No
Metrics: Disabled
Metrics recorded: 0
Filesystem: Working
Global Prefix: "dgRV3yTwM_"
Blog Prefix: "dgRV3yTwM_"
WP_REDIS_HOST: "127.0.0.1"
WP_REDIS_PORT: 6379
WP_REDIS_DATABASE: 0
WP_REDIS_TIMEOUT: 1
WP_REDIS_READ_TIMEOUT: 1
Global Groups: [
    "blog-details",
    "blog-id-cache",
    "blog-lookup",
    "global-posts",
    "networks",
    "rss",
    "sites",
    "site-details",
    "site-lookup",
    "site-options",
    "site-transient",
    "users",
    "useremail",
    "userlogins",
    "usermeta",
    "user_meta",
    "userslugs",
    "redis-cache"
]
Ignored Groups: [
    "counts",
    "plugins",
    "themes",
    "blog-details",
    "blog-id-cache",
    "blog-lookup",
    "global-posts",
    "networks",
    "rss",
    "sites",
    "site-details",
    "site-lookup",
    "site-options",
    "site-transient",
    "users",
    "useremail",
    "userlogins",
    "usermeta",
    "user_meta",
    "userslugs",
    "redis-cache",
    "blog_meta",
    "wordfence",
    "wordfence-ls",
    "WPML_ST_Package_Factory",
    "wpml-all-meta-product-variation"
]
Unflushable Groups: []
Groups Types: {
    "blog-details": "ignored",
    "blog-id-cache": "ignored",
    "blog-lookup": "ignored",
    "global-posts": "ignored",
    "networks": "ignored",
    "rss": "ignored",
    "sites": "ignored",
    "site-details": "ignored",
    "site-lookup": "ignored",
    "site-options": "ignored",
    "site-transient": "ignored",
    "users": "ignored",
    "useremail": "ignored",
    "userlogins": "ignored",
    "usermeta": "ignored",
    "user_meta": "ignored",
    "userslugs": "ignored",
    "redis-cache": "ignored",
    "counts": "ignored",
    "plugins": "ignored",
    "themes": "ignored",
    "blog_meta": "ignored",
    "wordfence": "ignored",
    "wordfence-ls": "ignored",
    "WPML_ST_Package_Factory": "ignored",
    "wpml-all-meta-product-variation": "ignored"
}
Drop-ins: [
    "advanced-cache.php v by ",
    "maintenance.php v by ",
    "Redis Object Cache Drop-In v2.2.1 by Till Krüss"
]

The page I need help with: [log in to see the link]