Error: "The underlying provider failed on Open" in Entity Framework application - Microsoft Tech Community
![Offen Wald Unterdrückung c entityconnection can only be constructed with a closed dbconnection Clancy Experiment Ostern Offen Wald Unterdrückung c entityconnection can only be constructed with a closed dbconnection Clancy Experiment Ostern](https://lionadi.files.wordpress.com/2013/05/article-mms.png?w=640)
Offen Wald Unterdrückung c entityconnection can only be constructed with a closed dbconnection Clancy Experiment Ostern
Offen Wald Unterdrückung c entityconnection can only be constructed with a closed dbconnection Clancy Experiment Ostern
![Offen Wald Unterdrückung c entityconnection can only be constructed with a closed dbconnection Clancy Experiment Ostern Offen Wald Unterdrückung c entityconnection can only be constructed with a closed dbconnection Clancy Experiment Ostern](https://moonlightenoch.files.wordpress.com/2012/01/prerequisites.jpg?w=584)
Offen Wald Unterdrückung c entityconnection can only be constructed with a closed dbconnection Clancy Experiment Ostern
![Offen Wald Unterdrückung c entityconnection can only be constructed with a closed dbconnection Clancy Experiment Ostern Offen Wald Unterdrückung c entityconnection can only be constructed with a closed dbconnection Clancy Experiment Ostern](https://2.bp.blogspot.com/--3WYfw_uXFw/UMA4Mx5YenI/AAAAAAAAIkI/NhuIeZOrp94/s1600/EFTransactionError1.png)
Offen Wald Unterdrückung c entityconnection can only be constructed with a closed dbconnection Clancy Experiment Ostern
entityframework-sharpdevelop/ObjectContext.cs at master · mrward/entityframework-sharpdevelop · GitHub
![Offen Wald Unterdrückung c entityconnection can only be constructed with a closed dbconnection Clancy Experiment Ostern Offen Wald Unterdrückung c entityconnection can only be constructed with a closed dbconnection Clancy Experiment Ostern](https://image.slidesharecdn.com/rfnmqxojsneoidphz7as-140515114042-phpapp01/95/be04-introduction-to-ef-60-13-638.jpg?cb=1400154103)
Offen Wald Unterdrückung c entityconnection can only be constructed with a closed dbconnection Clancy Experiment Ostern
![Offen Wald Unterdrückung c entityconnection can only be constructed with a closed dbconnection Clancy Experiment Ostern Offen Wald Unterdrückung c entityconnection can only be constructed with a closed dbconnection Clancy Experiment Ostern](https://image.slidesharecdn.com/rfnmqxojsneoidphz7as-140515114042-phpapp01/95/be04-introduction-to-ef-60-8-638.jpg?cb=1400154103)