![Fix SQL error: 26 - A network-related error occurred in SQL Server - .Net Core | MVC | HTML Agility Pack | SQL | Technology Crowds Fix SQL error: 26 - A network-related error occurred in SQL Server - .Net Core | MVC | HTML Agility Pack | SQL | Technology Crowds](https://1.bp.blogspot.com/-tZWUTRFZFU0/WKHfeu4_NwI/AAAAAAAACcM/uudDIVS4tUI-wjd5WeZ1nx0PpC-7xx-hACLcB/w1200-h630-p-k-no-nu/SQL-error-26.png)
Fix SQL error: 26 - A network-related error occurred in SQL Server - .Net Core | MVC | HTML Agility Pack | SQL | Technology Crowds
![SQL Network Interfaces, error: 26 - Error Locating Server, SQL Server Configuration Manager Missing - Microsoft Q&A SQL Network Interfaces, error: 26 - Error Locating Server, SQL Server Configuration Manager Missing - Microsoft Q&A](https://learn.microsoft.com/api/attachments/175610-capture.png?platform=QnA)
SQL Network Interfaces, error: 26 - Error Locating Server, SQL Server Configuration Manager Missing - Microsoft Q&A
Receiving "A network-related or instance specific error occurred while establishing a connection to SQL Server" [Error 26] when installing or updating to Venus 4.22
![provider: SQL Network Interfaces, error: 26 - Error Locating Server/Instance Specified - Microsoft Q&A provider: SQL Network Interfaces, error: 26 - Error Locating Server/Instance Specified - Microsoft Q&A](https://learn.microsoft.com/api/attachments/39911-connectionopen-error.png?platform=QnA)
provider: SQL Network Interfaces, error: 26 - Error Locating Server/Instance Specified - Microsoft Q&A
![A network-related or instance-specific error occurred while establishing a connection to SQL Server. The server was not found or was not accessible. Verify that the instance name is correct and that SQL A network-related or instance-specific error occurred while establishing a connection to SQL Server. The server was not found or was not accessible. Verify that the instance name is correct and that SQL](https://i0.wp.com/jbswiki.com/wp-content/uploads/2020/03/blog90_1.jpg?fit=628%2C521&ssl=1)