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- HP Community
- Printers
- LaserJet Printing
- Re: Unable to verify the printer on your network - macOS Cat...

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04-14-2020 05:34 AM
I just bought a HP Color Laser 150nw and am having trouble getting it connected to my Macbook running 10.15 Catalina.
It's connected to my network, fine.
Connects to iPhone 11 Pro, fine
Connects to other Macbook running 10.14 Mojave, fine.
The issue is clearly with Catalina.
The meesage I get when trying to add the printer (via Airprint) is:
Unable to verify the printer on your network.
Unable to connect to ‘HP040E3C60DF27 (HP Color Laser 150)._ipp._tcp.local.’ due to an error. Would you still like to create the printer?
I am able to add the printer using the Generic PCL Printing option, but I'd prefer to use Airprint.
Are there any actual solutions to fixing this on Catalina?
04-17-2020 02:17 PM
@ajaykarwal, Welcome to HP Support Community!
I will have to check on this. I will write to you soon with a possible solution.
Thanks for understanding!
TEJ1602
I am an HP Employee
04-26-2020 05:28 AM
I had the similar issue. The adding of new detected (shown) printer via AirPrint/Secure AirPrint, works on my iMac and MacBook Pro running same OS (10.15.4) and refused to work on the older MacBook Air.
When running HP Easy Start on the MBA, here are some error message coming from the log of HP Easy Start:
2020-4-26 19:23:40 GMT 8.0 <Info>: [OWSLEDMSessionResolveTask] - Resolving device URL(s)
2020-4-26 19:23:40 GMT 8.0 <Info>: [LKLEDMSession] - start printer resolving
2020-4-26 19:23:41 GMT 8.0 <Info>: [LKNetServicePrinterURLResolver] - Got URLs: (
"http://NPIE04EF7-3.local./",
"http://192.168.1.103/"
) for HP Color LaserJet MFP M181fw (E04EF7)
2020-4-26 19:24:1 GMT 8.0 <Info>: [LKURLConnectionConsumer] - Connection timer did fire
2020-4-26 19:24:3 GMT 8.0 <Warning>: [LKNetworkHTTPStream] - Network stream did report the error: Error Domain=NSPOSIXErrorDomain Code=64 "Host is down" UserInfo={_kCFStreamErrorCodeKey=64, _kCFStreamErrorDomainKey=1}
2020-4-26 19:24:5 GMT 8.0 <Warning>: [LKNetworkHTTPStream] - Network stream did report the error: Error Domain=NSPOSIXErrorDomain Code=64 "Host is down" UserInfo={_kCFStreamErrorCodeKey=64, _kCFStreamErrorDomainKey=1}
2020-4-26 19:24:5 GMT 8.0 <Error>: [LKLEDMAccessOperation] - request completed with error: com.hp.ledmkit.inputstream.error:1
2020-4-26 19:24:5 GMT 8.0 <Warning>: [LKNetworkHTTPStream] - Network stream did report the error: Error Domain=NSPOSIXErrorDomain Code=64 "Host is down" UserInfo={_kCFStreamErrorCodeKey=64, _kCFStreamErrorDomainKey=1}
2020-4-26 19:24:26 GMT 8.0 <Info>: [AppSettings] Opening log preferences
2020-4-26 19:24:27 GMT 8.0 <Info>: [LKURLConnectionConsumer] - Connection timer did fire
2020-4-26 19:24:29 GMT 8.0 <Warning>: [LKNetworkHTTPStream] - Network stream did report the error: Error Domain=NSPOSIXErrorDomain Code=64 "Host is down" UserInfo={_kCFStreamErrorCodeKey=64, _kCFStreamErrorDomainKey=1}
2020-4-26 19:24:29 GMT 8.0 <Error>: [LKLEDMAccessOperation] - request completed with error: com.hp.ledmkit.inputstream.error:1
2020-4-26 19:24:29 GMT 8.0 <Warning>: [LKPrinterResolvingOperation] - Printer resolving failed (LEDM Not supported)
2020-4-26 19:24:29 GMT 8.0 <Error>: [OWSLEDMSession] - Communication error
2020-4-26 19:24:29 GMT 8.0 <Error>: [OWSLEDMSessionResolveTask] - Device URL(s) resolve failed
2020-4-26 19:24:35 GMT 8.0 <Info>: [OSPDeviceDiscoveryManager] - Wireless browser start is requested
2020-4-26 19:24:35 GMT 8.0 <Info>: [OSPDeviceDiscoveryManager] - Wi-Fi pover is on.
2020-4-26 19:24:35 GMT 8.0 <Info>: [OSPDeviceDiscoveryManager] - Starting wireless networks browser.
2020-4-26 19:24:35 GMT 8.0 <Warning>: [OSPDeviceDiscoveryManager] - Wireless network change timeout
04-26-2020 01:17 PM
Thanks for waiting!
Check if your printer name displays in the Printers list, and then do one of the following steps.
If your printer is listed, remove and re-add the printer to confirm it is set up for AirPrint. Click the printer name, click the minus sign to delete the printer, click the plus sign, click Add Printer or Scanner, click the printer name, and then continue to the next step.
If your printer is not listed, click the plus sign, click Add Printer or Scanner, click the name of your printer, and then continue to the next step.
If your printer is not listed in the Add Printer or Scanner window, go to the Frequently asked questions in this document to resolve connection issues, try to add the printer again, and then continue to the next step.
Document - https://support.hp.com/us-en/document/c05635968
Note – No need to re-install the driver as AirPrint does not require any driver.
TEJ1602
I am an HP Employee
04-29-2020 02:47 PM - edited 04-29-2020 02:48 PM
Thanks for waiting!
Let's try the below steps to see if that helps -
1.) Remove All Barriers: Certain building materials can get in the way of weaker signals like Bluetooth. Metal, bulletproof glass, concrete, and plaster are particularly bad, and marble, plaster, and brick aren’t great easy. So if you’re really struggling with interference, your first step should be to move your Bluetooth devices away from these materials. That means no brick walls between you and your devices, and definitely no metal desks!
2.) Change Router Channel: If you have an Apple router and you’re constantly getting interference with your WiFi, try rebooting it. Upon restart, the station will search for a new channel. Specifically, a different channel than the one your Bluetooth devices is using to communicate. If you don’t have an Apple router, you may need to instead go into your router settings and try changing the channel manually. Experiment with different channels to see which one works best.
3.) Move Closer to Your Router: If you often find that you’re getting interference when talking on a wireless headset while on a WiFi call (you’ll know because you’ll hear static), try moving closer to your router. This will give you a more robust WiFi connection, so the Bluetooth frequency can’t overpower it.
4.) Get Away From Microwaves and Fluorescent Lighting: Both emit frequencies of 2.4GHz, and moving away from them will distance you from the source.
I'd like to know the following to isolate the issue further-
1.) Are the printer and Mac connected to the same network?
2.) Is your router dual-band enabled i.e., both 2.4GHz and 5GHz? If yes, make sure the dual band has different SSIDs for 2.4G and 5G networks.
3.) What is the distance between the router and the printer?
4.) Is there an antivirus software installed on your Mac?
5.) Could you perform a ping test using the Mac Network Utility and let me know the results? Use the printer IP address to perform a ping test, the printer IP can be located by selecting the wireless icon on the printer display.
The wireless status menu on your Mac should also give us quite a lot of information that would help us identify the issue. You can press and hold option-click the WiFi icon and then use shift-command-5 to take the screenshot. Press the space bar when the icon turns into a camera. Share the ping test results and the screenshot with us.
Also, check with your Internet service provider if your router is able to forward 'Bonjour packets'. Bonjour locates devices such as printers, other computers, and the services that those devices offer on a local network using multicast Domain Name System (mDNS) service records. The software comes built-in with Apple's macOS and iOS operating systems.
Keep me posted.
Please click “Accepted Solution” if you feel my post solved your issue, it will help others find the solution. Click the “Kudos/Thumbs Up" on the bottom right to say “Thanks” for helping!
TEJ1602
I am an HP Employee