Automation stops - error: "All connection attempts failed"

Since some days I ge the error: “All connection attempts failed”

What does this mean? - why does a connection to a script fail?

trace:

{
  "trace": {
    "last_step": "action/0/choose/0/sequence/1",
    "run_id": "bdee4c07313c38dafd584811459fe8d3",
    "state": "stopped",
    "script_execution": "error",
    "timestamp": {
      "start": "2024-09-28T14:10:01.934494+00:00",
      "finish": "2024-09-28T14:10:07.477250+00:00"
    },
    "domain": "automation",
    "item_id": "1660253803041",
    "error": "All connection attempts failed",
    "trigger": "state of input_select.mediainput",
    "trace": {
      "trigger/0": [
        {
          "path": "trigger/0",
          "timestamp": "2024-09-28T14:10:01.934816+00:00",
          "changed_variables": {
            "this": {
              "entity_id": "automation.mediainput",
              "state": "on",
              "attributes": {
                "id": "1660253803041",
                "last_triggered": "2024-09-28T11:07:10.427023+00:00",
                "mode": "restart",
                "current": 0,
                "friendly_name": "MediaInput-Wohnzimmer"
              },
              "last_changed": "2024-09-27T17:23:46.005959+00:00",
              "last_reported": "2024-09-28T11:09:19.067561+00:00",
              "last_updated": "2024-09-28T11:09:19.067561+00:00",
              "context": {
                "id": "01J8W547TVYWZH5QVGN8DJT46R",
                "parent_id": null,
                "user_id": null
              }
            },
            "trigger": {
              "id": "WZ-TV",
              "idx": "0",
              "alias": null,
              "platform": "state",
              "entity_id": "input_select.mediainput",
              "from_state": {
                "entity_id": "input_select.mediainput",
                "state": "Wohnzimmer",
                "attributes": {
                  "options": [
                    "TV",
                    "Bluetooth",
                    "PS4",
                    "Stereoanlage",
                    "Wohnzimmer"
                  ],
                  "editable": true,
                  "icon": "mdi:form-dropdown",
                  "friendly_name": "MediaInput-Wohnzimmer"
                },
                "last_changed": "2024-09-28T11:08:40.363287+00:00",
                "last_reported": "2024-09-28T11:08:40.363287+00:00",
                "last_updated": "2024-09-28T11:08:40.363287+00:00",
                "context": {
                  "id": "01J8W53219HDYRMHRBPE9QG6H5",
                  "parent_id": null,
                  "user_id": "30dc538c5d524de8b6d0e74a423a50b3"
                }
              },
              "to_state": {
                "entity_id": "input_select.mediainput",
                "state": "TV",
                "attributes": {
                  "options": [
                    "TV",
                    "Bluetooth",
                    "PS4",
                    "Stereoanlage",
                    "Wohnzimmer"
                  ],
                  "editable": true,
                  "icon": "mdi:form-dropdown",
                  "friendly_name": "MediaInput-Wohnzimmer"
                },
                "last_changed": "2024-09-28T14:10:01.933526+00:00",
                "last_reported": "2024-09-28T14:10:01.933526+00:00",
                "last_updated": "2024-09-28T14:10:01.933526+00:00",
                "context": {
                  "id": "01J8WFF4JCYHYRFTGZ36JKKHV6",
                  "parent_id": null,
                  "user_id": "30dc538c5d524de8b6d0e74a423a50b3"
                }
              },
              "for": null,
              "attribute": null,
              "description": "state of input_select.mediainput"
            }
          }
        }
      ],
      "action/0": [
        {
          "path": "action/0",
          "timestamp": "2024-09-28T14:10:01.935796+00:00",
          "changed_variables": {
            "context": {
              "id": "01J8WFF4JE2TNJ1FDQS13RRYME",
              "parent_id": "01J8WFF4JCYHYRFTGZ36JKKHV6",
              "user_id": null
            }
          },
          "error": "All connection attempts failed",
          "result": {
            "choice": 0
          }
        }
      ],
      "action/0/choose/0": [
        {
          "path": "action/0/choose/0",
          "timestamp": "2024-09-28T14:10:01.935979+00:00",
          "result": {
            "result": true
          }
        }
      ],
      "action/0/choose/0/conditions/0": [
        {
          "path": "action/0/choose/0/conditions/0",
          "timestamp": "2024-09-28T14:10:01.936053+00:00",
          "result": {
            "result": true
          }
        }
      ],
      "action/0/choose/0/sequence/0": [
        {
          "path": "action/0/choose/0/sequence/0",
          "timestamp": "2024-09-28T14:10:01.936444+00:00"
        }
      ],
      "action/0/choose/0/sequence/0/if": [
        {
          "path": "action/0/choose/0/sequence/0/if",
          "timestamp": "2024-09-28T14:10:01.936571+00:00",
          "result": {
            "result": false
          }
        }
      ],
      "action/0/choose/0/sequence/0/if/condition/0": [
        {
          "path": "action/0/choose/0/sequence/0/if/condition/0",
          "timestamp": "2024-09-28T14:10:01.936631+00:00",
          "result": {
            "result": false
          }
        },
        {
          "path": "action/0/choose/0/sequence/0/if/condition/0",
          "timestamp": "2024-09-28T14:10:01.936666+00:00",
          "result": {
            "result": false
          }
        }
      ],
      "action/0/choose/0/sequence/0/if/condition/0/entity_id/0": [
        {
          "path": "action/0/choose/0/sequence/0/if/condition/0/entity_id/0",
          "timestamp": "2024-09-28T14:10:01.936715+00:00",
          "result": {
            "result": false,
            "state": "on",
            "wanted_state": "off"
          }
        }
      ],
      "action/0/choose/0/sequence/1": [
        {
          "path": "action/0/choose/0/sequence/1",
          "timestamp": "2024-09-28T14:10:01.936933+00:00",
          "child_id": {
            "domain": "script",
            "item_id": "fernsehen",
            "run_id": "3c9537f059ae37e7d2dff6670eb95d76"
          },
          "error": "All connection attempts failed",
          "result": {
            "params": {
              "domain": "script",
              "service": "fernsehen",
              "service_data": {},
              "target": {}
            },
            "running_script": true
          }
        }
      ]
    },

automation:

alias: MediaInput-Wohnzimmer
description: ""
trigger:
  - platform: state
    entity_id:
      - input_select.mediainput
    from: Wohnzimmer
    to: TV
    id: WZ-TV
  - platform: state
    entity_id:
      - input_select.mediainput
    from: Wohnzimmer
    to: Bluetooth
    id: WZ-BT
  - platform: state
    entity_id:
      - input_select.mediainput
    from: Wohnzimmer
    to: Stereoanlage
    id: WZ-ST
  - platform: state
    entity_id:
      - input_select.mediainput
    id: WZ-PS4
    from: Wohnzimmer
    to: PS4
  - platform: state
    entity_id:
      - input_select.mediainput
    from: TV
    to: Bluetooth
    id: TV-BT
  - platform: state
    entity_id:
      - input_select.mediainput
    from: TV
    to: Stereoanlage
    id: TV-ST
  - platform: state
    entity_id:
      - input_select.mediainput
    from: TV
    to: PS4
    id: TV-PS4
  - platform: state
    entity_id:
      - input_select.mediainput
    from: Bluetooth
    to: TV
    id: BT-TV
  - platform: state
    entity_id:
      - input_select.mediainput
    from: Bluetooth
    to: Stereoanlage
    id: BT-ST
  - platform: state
    entity_id:
      - input_select.mediainput
    from: Bluetooth
    to: PS4
    id: BT-PS4
  - platform: state
    entity_id:
      - input_select.mediainput
    from: Stereoanlage
    to: TV
    id: ST-TV
  - platform: state
    entity_id:
      - input_select.mediainput
    from: Stereoanlage
    to: Bluetooth
    id: ST-BT
  - platform: state
    entity_id:
      - input_select.mediainput
    from: Stereoanlage
    to: PS4
    id: ST-PS4
  - platform: state
    entity_id:
      - input_select.mediainput
    from: PS4
    to: TV
    id: PS4-TV
  - platform: state
    entity_id:
      - input_select.mediainput
    from: PS4
    to: Bluetooth
    id: PS4-BT
  - platform: state
    entity_id:
      - input_select.mediainput
    from: PS4
    to: Stereoanlage
    id: PS4-ST
condition: []
action:
  - choose:
      - conditions:
          - condition: trigger
            id: WZ-TV
        sequence:
          - if:
              - condition: device
                type: is_off
                device_id: f78164215de1ab644eae29c6de83c29e
                entity_id: switch.steckdose_03
                domain: switch
            then:
              - type: turn_on
                device_id: f78164215de1ab644eae29c6de83c29e
                entity_id: switch.steckdose_03
                domain: switch
              - wait_for_trigger:
                  - platform: state
                    entity_id:
                      - remote.harmony_hub
                    from: unavailable
              - delay:
                  hours: 0
                  minutes: 0
                  seconds: 4
                  milliseconds: 0
          - data: {}
            action: script.fernsehen
          - data: {}
            action: script.stehlampe_toggle_durch_mediainput_wohnzimmer
          - wait_for_trigger:
              - platform: state
                entity_id:
                  - switch.tv_pini_screen_state
                to: "on"
          - delay:
              hours: 0
              minutes: 0
              seconds: 1
              milliseconds: 500
          - data:
              num_repeats: 1
              delay_secs: 0.4
              command:
                - WatchTV
              device: "74515405"
            target:
              entity_id: remote.harmony_hub
            action: remote.send_command
      - conditions:
          - condition: trigger
            id: WZ-BT
        sequence:
          - if:
              - condition: device
                type: is_off
                device_id: f78164215de1ab644eae29c6de83c29e
                entity_id: switch.steckdose_03
                domain: switch
            then:
              - type: turn_on
                device_id: f78164215de1ab644eae29c6de83c29e
                entity_id: switch.steckdose_03
                domain: switch
              - wait_for_trigger:
                  - platform: state
                    entity_id:
                      - remote.harmony_hub
                    from: unavailable
              - delay:
                  hours: 0
                  minutes: 0
                  seconds: 4
                  milliseconds: 0
          - data: {}
            action: script.bluetooth
          - data: {}
            action: script.stehlampe_toggle_durch_mediainput_wohnzimmer
      - conditions:
          - condition: trigger
            id: WZ-ST
        sequence:
          - if:
              - condition: device
                type: is_off
                device_id: f78164215de1ab644eae29c6de83c29e
                entity_id: switch.steckdose_03
                domain: switch
            then:
              - type: turn_on
                device_id: f78164215de1ab644eae29c6de83c29e
                entity_id: switch.steckdose_03
                domain: switch
              - wait_for_trigger:
                  - platform: state
                    entity_id:
                      - remote.harmony_hub
                    from: unavailable
              - delay:
                  hours: 0
                  minutes: 0
                  seconds: 4
                  milliseconds: 0
          - data: {}
            action: script.stereoanlage
          - data: {}
            action: script.stehlampe_toggle_durch_mediainput_wohnzimmer
      - conditions:
          - condition: trigger
            id: TV-BT
        sequence:
          - type: turn_off
            device_id: a8b43b179a81383a38e6049e8149d1aa
            entity_id: remote.tv_pini_remote
            domain: remote
          - data: {}
            action: script.bluetooth
          - data: {}
            action: script.stehlampe_toggle_durch_mediainput_wohnzimmer
      - conditions:
          - condition: trigger
            id: TV-ST
        sequence:
          - data: {}
            action: script.fernsehen
          - data: {}
            action: script.stereoanlage
          - data: {}
            action: script.stehlampe_toggle_durch_mediainput_wohnzimmer
      - conditions:
          - condition: trigger
            id: BT-TV
        sequence:
          - data:
              device: "74515405"
              command: PowerToggle
            target:
              entity_id: remote.harmony_hub
            enabled: true
            action: remote.send_command
          - wait_for_trigger:
              - platform: state
                entity_id:
                  - switch.tv_pini_screen_state
                to: "on"
          - data:
              command:
                - InputTv
              device: "74515407"
            target:
              entity_id: remote.harmony_hub
            enabled: true
            action: remote.send_command
          - data: {}
            action: script.stehlampe_toggle_durch_mediainput_wohnzimmer
      - conditions:
          - condition: trigger
            id: BT-ST
        sequence:
          - data:
              device: "74515407"
              command: PowerToggle
            target:
              entity_id: remote.harmony_hub
            action: remote.send_command
          - data: {}
            action: script.stereoanlage
          - data: {}
            action: script.stehlampe_toggle_durch_mediainput_wohnzimmer
      - conditions:
          - condition: trigger
            id: ST-TV
        sequence:
          - data: {}
            action: script.stereoanlage
          - data: {}
            action: script.fernsehen
          - data: {}
            action: script.stehlampe_toggle_durch_mediainput_wohnzimmer
      - conditions:
          - condition: trigger
            id: ST-BT
        sequence:
          - data: {}
            action: script.stereoanlage
          - data: {}
            action: script.bluetooth
          - data: {}
            action: script.stehlampe_toggle_durch_mediainput_wohnzimmer
      - conditions:
          - condition: trigger
            id: WZ-PS4
        sequence:
          - if:
              - condition: device
                type: is_off
                device_id: f78164215de1ab644eae29c6de83c29e
                entity_id: switch.steckdose_03
                domain: switch
            then:
              - type: turn_on
                device_id: f78164215de1ab644eae29c6de83c29e
                entity_id: switch.steckdose_03
                domain: switch
              - wait_for_trigger:
                  - platform: state
                    entity_id:
                      - remote.harmony_hub
                    from: unavailable
              - delay:
                  hours: 0
                  minutes: 0
                  seconds: 4
                  milliseconds: 0
          - data: {}
            action: script.ps4_start
          - data: {}
            action: script.stehlampe_toggle_durch_mediainput_wohnzimmer
      - conditions:
          - condition: trigger
            id: TV-PS4
        sequence:
          - data:
              num_repeats: 1
              delay_secs: 0.4
              command:
                - InputExt2
              device: "74515405"
            target:
              entity_id: remote.harmony_hub
            action: remote.send_command
          - data: {}
            action: script.stehlampe_toggle_durch_mediainput_wohnzimmer
      - conditions:
          - condition: trigger
            id: BT-PS4
        sequence:
          - data:
              device: "74515405"
              command: PowerToggle
            target:
              entity_id: remote.harmony_hub
            enabled: true
            action: remote.send_command
          - wait_for_trigger:
              - platform: state
                entity_id:
                  - switch.tv_pini_screen_state
                to: "on"
          - data:
              device: "74515405"
              command:
                - InputExt2
            target:
              entity_id: remote.harmony_hub
            action: remote.send_command
          - data: {}
            action: script.stehlampe_toggle_durch_mediainput_wohnzimmer
      - conditions:
          - condition: trigger
            id: ST-PS4
        sequence:
          - data: {}
            action: script.stereoanlage
          - data: {}
            action: script.ps4_start
          - data: {}
            action: script.stehlampe_toggle_durch_mediainput_wohnzimmer
      - conditions:
          - condition: trigger
            id: PS4-TV
        sequence:
          - data:
              num_repeats: 1
              delay_secs: 0.4
              command: WatchTV
            target:
              entity_id: remote.tv_pini_remote
            action: remote.send_command
          - data: {}
            action: script.ps4_herunterfahren
          - data: {}
            action: script.stehlampe_toggle_durch_mediainput_wohnzimmer
      - conditions:
          - condition: trigger
            id: PS4-BT
        sequence:
          - data: {}
            action: script.bluetooth
          - type: turn_off
            device_id: a8b43b179a81383a38e6049e8149d1aa
            entity_id: remote.tv_pini_remote
            domain: remote
          - data: {}
            action: script.stehlampe_toggle_durch_mediainput_wohnzimmer
          - data: {}
            action: script.ps4_herunterfahren
      - conditions:
          - condition: trigger
            id: PS4-ST
        sequence:
          - data: {}
            action: script.fernsehen
          - data: {}
            action: script.stereoanlage
          - data: {}
            action: script.stehlampe_toggle_durch_mediainput_wohnzimmer
          - data: {}
            action: script.ps4_herunterfahren
    default: []
mode: restart