This warning message indicates that there are multiple instances of the same key used in a Vue.js component or template. This can cause issues with updating the component or template, as Vue.js uses keys to track and update components efficiently.

To resolve this issue, you should ensure that all keys in the component or template are unique. You can use a unique identifier such as a database ID or a combination of values to create unique keys.

For example, if you have multiple instances of a component that displays a dashboard, you could use a unique identifier for each dashboard to create a unique key:

<template>
  <div>
    <dashboard v-for="dashboard in dashboards" :key="`dashboard-${dashboard.id}`" />
  </div>
</template>

In the above code, the key attribute is set to a unique string that includes the dashboard ID. This ensures that each dashboard component has a unique key, avoiding the duplicate keys warning

vueruntimeesmjs619 Vue warn Duplicate keys detected dashboard This may cause an update error

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