This is a column in the c # books, good binding database, change in operation, modify ok click update came out which of the following error message: at least one parameter is not specified values,
See the most I don't see where there is wrong, here is my code, my database, is there a big help and see what went wrong?

CodePudding user response:

In stitching breakpoint debugging SQL statements there, you see the SQL statement is correct

CodePudding user response:

reference 1st floor asq985 response:

in stitching breakpoint debugging SQL statements there, you see the SQL statement is correct

tried, right there

CodePudding user response:

Breakpoint to be implemented in the SQL statement and then copied to access cannot perform declarative statement to perform again for other problems