I haven't set that config, I use the default (i.e. push.default=simple). For me git push origin -u works.
Setting git config --global push.default upstream I get the same error as you.
The OP suggested to use git config --global push.default current though, which has the desired effect (i.e. git push sets the remote branch as the tracking branch).
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I haven't set that config, I use the default (i.e.
push.default=simple). For megit push origin -uworks.Setting
git config --global push.default upstreamI get the same error as you.The OP suggested to use
git config --global push.default currentthough, which has the desired effect (i.e.git pushsets the remote branch as the tracking branch).