Failed to Load file or assembly System. Data, Version = 2.0.0.0

When sqlserver2005 is enabled, the System fails to access the Data normally. The message is: failed to load the file or the Assembly System. Data, Version2.0.0.0, Cultureneutral, PublicKeyTokenb77a5c561934e089, or one of its dependencies. The system cannot find the specified file. Solution: Open the C: WINDOWSassembly folder and check whether there is any

When 2005 is opened, the Data cannot be accessed normally. The prompt message is: failed to load the file or the Assembly System. Data, Version = 2.0.0.0, Culture = neutral, PublicKeyToken = b77a5c561934e089, or one of its dependencies. The system cannot find the specified file. Solution: Open the C: WINDOWSassembly folder and check whether there is any

When 2005 is enabled, the following error occurs:

Failed to Load file or assembly "System. Data, Version = 2.0.0.0, Culture = neutral, PublicKeyToken = b77a5c561934e089" or one of its dependencies. The system cannot find the specified file.

Solution:

Open the "C: WINDOWSassembly" folder and check whether there is an Assembly named "System. Data", Version number, and Public Key flag that is consistent with the Version and PublicKeyToken values in the error message.

If not, set "C: WINDOWSMicrosoft. system Under NETFrameworkv2.0.50727. data. dll is dragged to C: WINDOWSassembly. A new System is generated under C: WINDOWSassembly. data assembly (if there are no earlier versions of the Assembly), this problem will not occur after you reconnect to the database.