Change Details

**Steps to replicate the issue** (include links if applicable): * Enable "Show preview without reloading the page" in Preferences * Open e.g. https://en.wikipedia.org/w/index.php?title=Wikipedia:Village_pump_(technical)&action=edit&section=0 * Click "Show preview" * Click "Subscribe" or "Unsubscribe" on the page toolbar (`#p-cactions`) **What happens?**: The notification "You have (un)subscribed" appears twice. If you click "Show preview" and then "Subscribe" or "Unsubscribe" again, the notification appears three times, and so on. **What should have happened instead?**: The notification appears once per (un)subscribing. **Other information** (browser name/version, screenshots, etc.): {F37119351}{F37119352}{F37119355}

**Steps to replicate the issue** (include links if applicable): # Enable "Show preview without reloading the page" in Preferences # Open e.g. https://en.wikipedia.org/w/index.php?title=Wikipedia:Village_pump_(technical)&action=edit&section=0 # Click "Show preview" # Click "Subscribe" or "Unsubscribe" on the page toolbar (`#p-cactions`) **What happens?**: The notification "You have (un)subscribed" appears twice. The number of duplicate notifs increases as you repeat steps 3–4. **What should have happened instead?**: The notification appears once per (un)subscribing. **Other information** (browser name/version, screenshots, etc.): {F37119351}{F37119352}{F37119355}

**Steps to replicate the issue** (include links if applicable): *# Enable "Show preview without reloading the page" in Preferences *# Open e.g. https://en.wikipedia.org/w/index.php?title=Wikipedia:Village_pump_(technical)&action=edit&section=0 *# Click "Show preview" *# Click "Subscribe" or "Unsubscribe" on the page toolbar (`#p-cactions`) **What happens?**: The notification "You have (un)subscribed" appears twice. If you click "Show preview" and then "Subscribe" or "Unsubscribe" again, the notification appears three times, and so onThe number of duplicate notifs increases as you repeat steps 3–4. **What should have happened instead?**: The notification appears once per (un)subscribing. **Other information** (browser name/version, screenshots, etc.): {F37119351}{F37119352}{F37119355}