How do I update number to database

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VB

MS-Access

hi i have access data base and 8 field
i cant update NUMBER datatype to this db by vb.net
error :

Data type mismatch in criteria expression.

i try this code :

com.CommandText = "UPDATE register SET price_reg=@price_reg,rprice_reg=@rprice_reg,ipprice_reg=@ipprice_reg,mprice_reg=@mprice_reg,totalp_reg=@totalp_reg,operatormali_reg=@operatormali_reg,noedaryaft_reg=@noedaryaft_reg,datedaryaft_reg=@datedaryaft_reg WHERE id_reg='" & Label58.Text & "' "

     com.Parameters.AddWithValue("price_reg", TextBox12.Text)
     com.Parameters.AddWithValue("rprice_reg", TextBox11.Text)
     com.Parameters.AddWithValue("ipprice_reg", TextBox13.Text)
     com.Parameters.AddWithValue("mprice_reg", TextBox14.Text)
     com.Parameters.AddWithValue("totalp_reg", TextBox15.Text)
     com.Parameters.AddWithValue("operatormali_reg", username)
     com.Parameters.AddWithValue("noedaryaft_reg", ComboBox1.Text)
     com.Parameters.AddWithValue("datedaryaft_reg", TextBox16.Text)
     com.ExecuteNonQuery()

thanks for your answers

What I have tried:

i changed my send parameter method to :

com.Parameters.AddWithValue("price_reg", convert.toint32(TextBox12.Text))