Before 5. X version there is no problem, but after the update to 2017 suddenly quoted the wrong, I checked the reference libraries have a reference (System. The Data is automatically by the VS error repair add do not know to have what other problems), the Unity in the Console prompt error rows in VS without error, excuse me, how to solve, thank you,

CodePudding user response:

I carefully read your problem, the problem is not the reference, need your website to download a package, Consider adding a reference to the assembly "... "Consider to add a reference to assembly behind a pile of XXX is the name of the package in the website, is estimated to be like this, I didn't meet this kind of problem, see a problem nature tell you,