---
title: "netServiceBrowser(_:didNotSearch:)"
framework: foundation
role: symbol
role_heading: Instance Method
path: "foundation/netservicebrowserdelegate/netservicebrowser(_:didnotsearch:)"
---

# netServiceBrowser(_:didNotSearch:)

Tells the delegate that a search was not successful.

## Declaration

```swift
optional func netServiceBrowser(_ browser: NetServiceBrowser, didNotSearch errorDict: [String : NSNumber])
```

## Parameters

- `browser`: Sender of this delegate message.
- `errorDict`: Dictionary with the reasons the search was unsuccessful. Use the dictionary keys doc://com.apple.foundation/documentation/Foundation/NetService/errorCode-swift.type.property and doc://com.apple.foundation/documentation/Foundation/NetService/errorDomain to retrieve the error information from the dictionary.

## See Also

### Using Network Service Browsers

- [netServiceBrowser(_:didFindDomain:moreComing:)](foundation/netservicebrowserdelegate/netservicebrowser(_:didfinddomain:morecoming:).md)
- [netServiceBrowser(_:didRemoveDomain:moreComing:)](foundation/netservicebrowserdelegate/netservicebrowser(_:didremovedomain:morecoming:).md)
- [netServiceBrowser(_:didFind:moreComing:)](foundation/netservicebrowserdelegate/netservicebrowser(_:didfind:morecoming:).md)
- [netServiceBrowser(_:didRemove:moreComing:)](foundation/netservicebrowserdelegate/netservicebrowser(_:didremove:morecoming:).md)
- [netServiceBrowserWillSearch(_:)](foundation/netservicebrowserdelegate/netservicebrowserwillsearch(_:).md)
- [netServiceBrowserDidStopSearch(_:)](foundation/netservicebrowserdelegate/netservicebrowserdidstopsearch(_:).md)