1. ToolsNet 8
2. Troubleshooting and Service

# Troubleshooting and Service

This section provides assistance in troubleshooting problems, should they arise, and contains information to help you maintain and service the product.

- (Installer) Error 1722. There Is a Problem with This Windows Installer Package
- (Installer) Test Database Connection Fails
- (Service Start) License Server Does not Start
- (ToolsNet Web App) Signal R Error
- (ToolsNet Web App) Data Collection Speed Widget Is Empty
- (ToolsNet Web App) ToolsNet Web App Does Not Launch and a "NullReferenceException: Object reference not set to an instance of an object" Occurs for Errors Relating to Get Session Facade
- (ToolsNet Web App) IIS gives error 500