自您发布以来已经很长时间了，但是我只是遇到了这个错误并找出了原因（即使它使

It's been a long time since you posted it, but I've just had this error and found out the reason (even though it makes no sense)

问题出在

console.Write($"CONNECTION STRING: {connectionString}" + Environment.NewLine);

如果在连接字符串后移动冒号，它将起作用。
我不知道为什么插值中的冒号会导致此错误

If you romove the colon after CONNECTION STRING it works. I have no idea why the colon in the interpolation is causing this error