people i am useing nokia phone 5800 XM the latest firmware V50 I have got the cer and key fromhttp://cer.opda.cn/en/index.php?module=index I have follow all the instruction and method over there I got the key and cer I have downloaded them Then i Use SIGN GUI and asseiner, also other tools to sign in after I use this with SIGN GUI or POY SIGN tool the operation say complate its signed when I install my memory card and try acesses from my cell it give me this error u enable constraint certificate I don’t where I have make wrong I have follow all the istruction I have use all the hallox verson still it don’t install my phone is there anyone willing to help me With instruction it will be help so I can install to my phone i will be really glad:confused:

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