i cant stablish my connection to MS SQL server. (newbie) : im studying VB.net with ms sql server, and im doing this [tutorial][1]
but when i run the program, an errror shows. i already try to solve it myself and saw some remedy in the comment section in the youtube. but still i cant resolve it myself. here are the [pics][2]


  [1]: https://www.youtube.com/watch?v=odrntJn2o98
  [2]: https://i.stack.imgur.com/1gHMz.png