Unhappy [Q] Hello guys please help me....

Please help me
I've installed Patch (Update For Ginger v1.0)
The gt-s5830i
When I wanted to go back to the official version 2.3.6
Using the program Odin3 v1.85
Please what is the solution


<ID:0/010> Added!!
<OSM> Enter CS for MD5..
<OSM> Check MD5.. Do not unplug the cable..
<OSM> Please wait..
<OSM> DefaultCalDataWithBoot_S5830iXXLB1_REV00.tar.md5 is valid.
<OSM> PDA_S5830iJPLB1_REV00.tar.md5 is valid.
<OSM> MODEM_S5830iXXLB1_REV00.tar.md5 is valid.
<OSM> GT-S5830i-MULTI-CSC-OJPLA5.tar.md5 is valid.
<OSM> Checking MD5 finished Sucessfully..
<OSM> Leave CS..
<ID:0/010> Odin v.3 engine (ID:10)..
<ID:0/010> File analysis..
<ID:0/010> SetupConnection..
<ID:0/010> Initialzation..
<ID:0/010> Get PIT for mapping..
<ID:0/010> Firmware update start..
<ID:0/010> BcmBoot.img
<ID:0/010> Complete(Write) operation failed.
<OSM> All threads completed. (succeed 0 / failed 1)
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