So here is the information to begin with:
NDSLite - Firmware Version : 5(Magenta)
NDSi - Firmware Version : Ver 1.4.4E
I attempted to update the r4i-SDHC V1.4.3 cart but power went off, this was using the NDSLite.
NDSLite does not recognise this cart now. The NDSi will recognise it but i get...