Expected behavior Having an operation docker instance Actual behavior Docker is complaining with the following error: “DockerNAT”: Instance MSFT_NetIPAddress already exists Information [18:21:24.446][HyperV ][Info ] Enabled workaround for Build 10586 VMSwitch issue [18:21:30.712][HyperV…

I encounterd the same problem. After running the Docker executable and recieving the error, exitting Docker and retrying it again solved it for me.

Yep, we’re hitting the same issue. I’ve tried re-installing docker without luck.

If you edit the C:\Program Files\Docker\Docker\Resource\MobyLinux.ps1 script, around line 175 is a line that reads: $networkAdapter = Get-NetAdapter "vEthernet ($SwitchName)" If you add an asterisk: $networkAdapter = Get-NetAdapter "vEthernet ($SwitchName)*" it’ll get past this error. However, t…

I was getting the same error in windows 10 , i have resolved this issue by disabling unused DockerNAT in Network Connections. [image]

Hi @injoygiving you should only have one switch called vEthernet (DockerNAT). If you stop Docker for Windows and then delete the switches as described on the trouble shoot page, on the next restart one will get recreated and you should be fine Rolf

Thanks for the info … now i am getting some other error when trying to connect with docker repositories. [image]

glad you made progress. are you using a http proxy by any chance? This is not yet supported on Docker for Windows but we are working on it. Rolf

I ran into this the other day. I ended up uninstalling Hyper-V feature (by unselect the feature). Restart the computer, do not let Docker enable HyperV yet. Delete the different ghost Network adapters I had. To delete them go to the Device Manager and find them under “Network Adapters”, right cli…

@nicotexas 's solution worked but I had to Reset Docker to Factory settings too. Thanks for the tip!

"DockerNAT": Instance MSFT_NetIPAddress already exists

Docker Desktop

cube2222 (Cube2222) May 12, 2016, 8:24pm 3

Check out what I’ve just written in my thread: Failed to create Switch “DockerNAT” with comments and ideas

Topic		Replies	Views
Error: Failed to create Switch "DockerNAT Docker Desktop	2	2032	May 4, 2016
Failed to create Switch "DockerNAT" with comments and ideas Docker Desktop windows	6	6669	March 1, 2019
Failed to create Switch "DockerNAT": Failed while adding virtual Ethernet switch connections Docker Desktop docker , windows	4	6875	August 10, 2016
Hyper-V was unable to find a virtual switch with name "DockerNAT" Docker Desktop windows	8	14641	April 1, 2019
NetNat issues (failed to get IP; the parameter is incorrect) Docker Desktop	1	1982	April 22, 2016

"DockerNAT": Instance MSFT_NetIPAddress already exists

Related topics