I have a simple wattmeter circuit trying to simulate an AC reading but get this error. Note the same ciruit works with a DC source.
![wattmeter error.png](//image.easyeda.com/pullimage/gKY9MeoRuLoCqZW0BFKI1dPyjEcY3HcGbknRAOcp.png)
![wattmeter cicuit.png](//image.easyeda.com/pullimage/3Y4N9EzuKy0K2E3fn9faxVKfXoZCgG2hq1gF7IG9.png)
Electron
4.2.10
Windows
10