What wrong?

-- class
[.......]
        [DllImport("kernel32")]
        static extern bool WriteProcessMemory(
            IntPtr hProcess,
            int[] lpBaseAddress,
            int[] lpBuffer,
            UIntPtr nSize,
            out IntPtr lpNumberOfBytesWritten);

        [DllImport("kernel32")]
        static extern bool ReadProcessMemory(
            IntPtr hProcess,
            int[] lpBaseAddress,
            int[] lpBuffer,
            UIntPtr nSize,
            out IntPtr lpNumberOfBytesWritten);
[..........]
--end class

--form
[..........]
            int[] value_read = new int[50];
            int[] value_frz = new int[] { 4 };
            int[] addr = new int[] { 0x01180400 };

            CLASSB.READMEM((int[])addr, (int[])value_read);
            value_read.CopyTo(value_read, 276);
            CLASSB.WRITEMEM((int[])value_read, value_frz);
[..........]
--end form