Versions

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FlowRebuilder v.4.1.0.0
FlowRebuilder v.4.1.3.2
FlowRebuilder v.4.2.0.1
FlowRebuilder v.4.2.1.1
FlowRebuilder v.4.2.1.2

Windows Embedded 32bit (XPSP3 mode)

Error Description

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When selecting "UNSCRAMBLE then interleave two NAND flashes into one unified dump."

and Flash 0 (top) and Flash 1 (bottom) are correctly selected

but subfolder {unified_dumpname}.ext of any previous attempts was not removed

the extract will always fail:
- http://www.ps3devwiki.com/wiki/File:Nand-extract-error1.png
- http://www.ps3devwiki.com/wiki/File:Nand-extract-error2.png

if subfolder {unified_dumpname}.ext of any previous attempts is removed

the extract can success:
- http://www.ps3devwiki.com/wiki/File:Nand-extract-noerror.png

Workaround

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User needs to delete previous extraction attempts

Proposed permanent fix

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Make sure application overwrites fully (or deletes) previous extraction attempts.