"Error: {"result":2}"

[lukasjelten]

Hello,

first of all thank you very much for your work.
And i Know, that you wirte that there is no suport for this node anymore.

But maybe you can help me.
I installed Node Red and the node-red-contrib-growatt node.
After that I import the example json file and put in my Username and passowort.

But it didn`t work. I get the following error:

Have you any idea to solve it?

Thank you very much!