I doubt anyone will give you any advice beyond what's here:
Firmware m1900 · mefistotelis/phantom-firmware-tools Wiki · GitHub
The flash memory on OFDM board is most likely damaged.
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Hi i have the same log msg.
If i change the ofdm, my drone can revive?
Thanks
[00015635]========== remo-con disconnect. boot(15) ============
[00015707]Packet [C:\P3X_FW_V01.11.0020.bin] detected, card sn [0x5f6f0370].
[00015777]Packet upgrade start...
[00015847]Packet checking...
[00016047]Packet vlink 01.11.0020 <-> 01.11.0020.
[00016110]Record vlink 01.09.0060 <-> 01.08.0080 (flow = 0).
[00016178]Done.
[00016251]Version checking[1]...
[00028833][03 06][00] device not detected.
[00041405][03 05][00] device not detected.
[00041480][04 00][00] v1.48.0.0 -> v1.48.0.0
[00054063][11 00][00] device not detected.
[00056698][11 01][00] v1.8.0.0 -> v2.0.0.33, firmware v1.8.0.0 not support.
[00056772][11 01][00] v1.8.0.0 -> v2.0.0.33
[00057008][12 00][00] v1.11.0.0 -> v1.12.0.0 need upgrade.
[00057139][12 01][00] v1.11.0.0 -> v1.12.0.0 need upgrade.
[00057248][12 02][00] v1.11.0.0 -> v1.12.0.0 need upgrade.
[00057348][12 03][00] v1.11.0.0 -> v1.12.0.0 need upgrade.
[00057537][15 00][00] v1.1.2.0 -> v1.1.2.0
[00057648][17 00][00] v1.1.1.7 -> v1.1.1.7
[00057788][17 01][00] v1.0.2.7 -> v1.0.2.7
[00057868][19 00][00] v0.0.0.0 -> v1.0.8.96 need upgrade.
[00057943][01 00][00] v1.32.5432 -> v1.32.5432
[00058011][01 01][00] v1.32.5432 -> v1.32.5432
[00058098][08 00][00] v0.13.0.7 -> v0.13.0.7
[00058308][09 00][00] v3.0.0.10 -> v4.1.0.0 need upgrade.
[00058377]Done.
[00060449]Waiting for user confirm...
[00070519]Timeout, start upgrade automatically.
[00070659]Firmware upgrading[1]...
[00070753][12 00] Firmware upgrade start...
[00129276][12 00] Firmware upgrade finished successfully.
[00129371][12 01] Firmware upgrade start...
[00193614][12 01] Firmware upgrade finished successfully.
[00193708][12 02] Firmware upgrade start...
[00255152][12 02] Firmware upgrade finished successfully.
[00255340][12 03] Firmware upgrade start...
[00313846][12 03] Firmware upgrade finished successfully.
[00317848][19 00] Firmware upgrade start...
[00349320][19 00] Firmware upgrade finish failed (step = 2, err = 0x08).
[00379561][09 00] Firmware upgrade start...
[00436878][09 00] Firmware upgrade finished successfully.
[00436954]Done.
[00437021]Version checking[2]...
[00449589][03 06][00] device not detected.
[00462166][03 05][00] device not detected.
[00462239][04 00][00] v1.48.0.0 -> v1.48.0.0
[00467380][11 00][00] v1.8.0.0 -> v1.8.0.0
[00467520][11 01][00] v1.8.0.0 -> v2.0.0.33, firmware v1.8.0.0 not support.
[00467587][11 01][00] v1.8.0.0 -> v2.0.0.33
[00467720][12 00][05] v1.12.0.0 -> v1.12.0.0
[00467830][12 01][05] v1.12.0.0 -> v1.12.0.0
[00468049][12 02][05] v1.12.0.0 -> v1.12.0.0
[00468175][12 03][05] v1.12.0.0 -> v1.12.0.0
[00468328][15 00][00] v1.1.2.0 -> v1.1.2.0
[00468426][17 00][00] v1.1.1.7 -> v1.1.1.7
[00468590][17 01][00] v1.0.2.7 -> v1.0.2.7
[00468685][19 00][00] v0.0.0.0 -> v1.0.8.96 need upgrade.
[00468755][01 00][00] v1.32.5432 -> v1.32.5432
[00468829][01 01][00] v1.32.5432 -> v1.32.5432
[00468903][08 00][00] v0.13.0.7 -> v0.13.0.7
[00469007][09 00][05] v4.1.0.0 -> v4.1.0.0
[00469075]Done.
[00469147]Firmware upgrading[2]...
[00473119][19 00] Firmware upgrade start...
[00503803][19 00] Firmware upgrade finish failed (step = 2, err = 0x08).
[00533868]Done.
[00533945]Version checking[3]...
[00534044][03 06][00] v2.4.20.28 -> v2.4.20.50 need upgrade.
[00534144][03 05][00] v34.2.0.9 -> v34.2.0.9
[00534230][04 00][00] v1.48.0.0 -> v1.48.0.0
[00534364][11 00][00] v1.8.0.0 -> v1.8.0.0
[00534505][11 01][00] v1.8.0.0 -> v2.0.0.33, firmware v1.8.0.0 not support.
[00534580][11 01][00] v1.8.0.0 -> v2.0.0.33
[00534698][12 00][05] v1.12.0.0 -> v1.12.0.0
[00534825][12 01][05] v1.12.0.0 -> v1.12.0.0
[00534933][12 02][05] v1.12.0.0 -> v1.12.0.0
[00535044][12 03][05] v1.12.0.0 -> v1.12.0.0
[00535296][15 00][00] v1.1.2.0 -> v1.1.2.0
[00535432][17 00][00] v1.1.1.7 -> v1.1.1.7
[00535573][17 01][00] v1.0.2.7 -> v1.0.2.7
[00535669][19 00][00] v0.0.0.0 -> v1.0.8.96 need upgrade.
[00535737][01 00][00] v1.32.5432 -> v1.32.5432
[00535807][01 01][00] v1.32.5432 -> v1.32.5432
[00535893][08 00][00] v0.13.0.7 -> v0.13.0.7
[00535989][09 00][05] v4.1.0.0 -> v4.1.0.0
[00536062]Done.
[00536132]Firmware upgrading[3]...
[00536505][03 06] Firmware upgrade start...
[00952059][03 06] Firmware upgrade finished successfully.
[00956060][19 00] Firmware upgrade start...
[00986747][19 00] Firmware upgrade finish failed (step = 2, err = 0x08).
[01016813]Done.
[01016882]Version checking[4]...
[01016999][03 06][05] v2.4.20.50 -> v2.4.20.50
[01017122][03 05][00] v34.2.0.9 -> v34.2.0.9
[01017201][04 00][00] v1.48.0.0 -> v1.48.0.0
[01017359][11 00][00] v1.8.0.0 -> v1.8.0.0
[01017518][11 01][00] v1.8.0.0 -> v2.0.0.33, firmware v1.8.0.0 not support.
[01017590][11 01][00] v1.8.0.0 -> v2.0.0.33
[01017712][12 00][05] v1.12.0.0 -> v1.12.0.0
[01017839][12 01][05] v1.12.0.0 -> v1.12.0.0
[01017973][12 02][05] v1.12.0.0 -> v1.12.0.0
[01018099][12 03][05] v1.12.0.0 -> v1.12.0.0
[01018261][15 00][00] v1.1.2.0 -> v1.1.2.0
[01018408][17 00][00] v1.1.1.7 -> v1.1.1.7
[01018589][17 01][00] v1.0.2.7 -> v1.0.2.7
[01018673][19 00][00] v0.0.0.0 -> v1.0.8.96 need upgrade.
[01018747][01 00][00] v1.32.5432 -> v1.32.5432
[01018812][01 01][00] v1.32.5432 -> v1.32.5432
[01018903][08 00][00] v0.13.0.7 -> v0.13.0.7
[01018993][09 00][05] v4.1.0.0 -> v4.1.0.0
[01019067]Done.
[01019137]Firmware upgrading[4]...
[01023123][19 00] Firmware upgrade start...
[01053791][19 00] Firmware upgrade finish failed (step = 2, err = 0x08).
[01083857]Done.
[01083929]Version checking[5]...
[01084021][03 06][05] v2.4.20.50 -> v2.4.20.50
[01084141][03 05][00] v34.2.0.9 -> v34.2.0.9
[01084214][04 00][00] v1.48.0.0 -> v1.48.0.0
[01084401][11 00][00] v1.8.0.0 -> v1.8.0.0
[01084601][11 01][00] v1.8.0.0 -> v2.0.0.33, firmware v1.8.0.0 not support.
[01084784][11 01][00] v1.8.0.0 -> v2.0.0.33
[01084907][12 00][05] v1.12.0.0 -> v1.12.0.0
[01085036][12 01][05] v1.12.0.0 -> v1.12.0.0
[01085162][12 02][05] v1.12.0.0 -> v1.12.0.0
[01085297][12 03][05] v1.12.0.0 -> v1.12.0.0
[01085469][15 00][00] v1.1.2.0 -> v1.1.2.0
[01085594][17 00][00] v1.1.1.7 -> v1.1.1.7
[01085731][17 01][00] v1.0.2.7 -> v1.0.2.7
[01085816][19 00][00] v0.0.0.0 -> v1.0.8.96 need upgrade.
[01085882][01 00][00] v1.32.5432 -> v1.32.5432
[01085957][01 01][00] v1.32.5432 -> v1.32.5432
[01086043][08 00][00] v0.13.0.7 -> v0.13.0.7
[01086137][09 00][05] v4.1.0.0 -> v4.1.0.0
[01086204]Done.
[01086278]Firmware upgrading[5]...
[01090272][19 00] Firmware upgrade start...
[01120954][19 00] Firmware upgrade finish failed (step = 2, err = 0x08).
[01151024]Done.
[01151090]Version checking[6]...
[01151206][03 06][05] v2.4.20.50 -> v2.4.20.50
[01151306][03 05][00] v34.2.0.9 -> v34.2.0.9
[01151407][04 00][00] v1.48.0.0 -> v1.48.0.0
[01151565][11 00][00] v1.8.0.0 -> v1.8.0.0
[01151708][11 01][00] v1.8.0.0 -> v2.0.0.33, firmware v1.8.0.0 not support.
[01151777][11 01][00] v1.8.0.0 -> v2.0.0.33
[01151899][12 00][05] v1.12.0.0 -> v1.12.0.0
[01152025][12 01][05] v1.12.0.0 -> v1.12.0.0
[01152134][12 02][05] v1.12.0.0 -> v1.12.0.0
[01152259][12 03][05] v1.12.0.0 -> v1.12.0.0
[01152464][15 00][00] v1.1.2.0 -> v1.1.2.0
[01152595][17 00][00] v1.1.1.7 -> v1.1.1.7
[01152760][17 01][00] v1.0.2.7 -> v1.0.2.7
[01152860][19 00][00] v0.0.0.0 -> v1.0.8.96 need upgrade.
[01152931][01 00][00] v1.32.5432 -> v1.32.5432
[01153005][01 01][00] v1.32.5432 -> v1.32.5432
[01153093][08 00][00] v0.13.0.7 -> v0.13.0.7
[01153199][09 00][05] v4.1.0.0 -> v4.1.0.0
[01153267]Packet upgrade failed at firmware upgrade.