when i try to write Code of Command update i get error in my code...

Code:
CmdUpdate.Connection = con
        CmdUpdate.CommandText = "update Properties set   PropertyName=' " & Me.txtpropertyname.Text & " '," & _ 
"pic1=' " & Me.PictureBox1.Image & " ' , path1=' " & Me.lblpic1.Text & " ', where PropertyID=" & _txtpropertyid.Text

the Error text which i faced is ...

Code:
Operator '&' is not defined for types 'String' and 'System.Drawing.Image'
So, How i can solve this Error task???